Test Report

FCC ID: TUVDS-2448

Test Report

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FCCID_2101321

FCC ID TEST REPORT for 2.4G RF Wireless Optical mouse Model: DS-2448 FCC ID: TUVDS-2448 Prepared for: Eastern Times Technology Co., Ltd. Building D, Nan An Industry Area, Youganpu Village, Fenggang Town, Dongguan City, Guangdong, China. Prepared by: Shenzhen TCT Testing Technology Co.,Ltd 1F, Building 1, Yibaolai Industrial Park, Qiaotou Village, Fuyong Town, Baoan District, Shenzhen, Guangdong, China TEL: +86-0755-27673339 FAX: +86-0755-27673332 Report Number：TCT130926007F2-1 Date of Test： September 29~October 21, 2013 Date of Report： October 21, 2013 The results detailed in this test report relate only to the specific sample(s) tested. It is the Application’s responsibility to ensure that all production units are manufactured with equivalent EMC characteristics. This report is not to be reproduced except in full, without written approval from TCT Testing Technology.

Table of Contents 1.0 General Details................................................................................................................................................... 3 1.1 Test Lab Details ........................................................................................................................................... 3 1.2 Applicant Details ......................................................................................................................................... 3 1.3 Description of EUT...................................................................................................................................... 4 1.4 Statement ..................................................................................................................................................... 4 1.5 Test Duration ............................................................................................................................................... 4 1.6 Test Engineer ............................................................................................................................................... 4 2.0 Test equipments and Associated Equipment used during the test................................................................. 5 2.1 Test Equipments........................................................................................................................................... 5 2.2 AE used during the test ................................................................................................................................ 5 2.3. Block Diagram of EUT Configuration ....................................................................................................... 5 3.0 Technical Details ................................................................................................................................................ 6 3.1 Summary of test results ............................................................................................................................... 6 3.2 Test Standards .............................................................................................................................................. 6 4.0 EUT Modification .............................................................................................................................................. 6 5.0 Measurement Uncertainty ................................................................................................................................ 6 6.0 Power Line Conducted Emission Test.............................................................................................................. 7 6.1 Schematics of the test .................................................................................................................................. 7 6.2 Test Method and test Procedure................................................................................................................... 7 6.3 EUT Operating Condition............................................................................................................................ 7 6.4 Test Equipment ............................................................................................................................................ 7 6.5 Conducted Emission Limit .......................................................................................................................... 8 6.7 Test result..................................................................................................................................................... 8 7.0 Radiated Emission Test ................................................................................................................................... 11 7.1 Test Method and test Procedure:................................................................................................................ 11 7.2 Block diagram of Test setup ...................................................................................................................... 11 7.3 Limit .......................................................................................................................................................... 13 7.4 Test Equipment .......................................................................................................................................... 14 7.5 Test specification: ...................................................................................................................................... 14 8. Band Edge .......................................................................................................................................................... 22 8.1 Band Edge Limit........................................................................................................................................ 22 8.2 Test Equipment .......................................................................................................................................... 22 9.0 Occupied Bandwidth ....................................................................................................................................... 27 9.1 Test Equipment .......................................................................................................................................... 27 9.2 Test Specification:...................................................................................................................................... 27 9.3 Limit .......................................................................................................................................................... 27 9.4 Test Result: ................................................................................................................................................ 27 10.0 Antenna Requirement ................................................................................................................................... 29 10.1 Standard Applicable................................................................................................................................. 29 10.2 Antenna Specification.............................................................................................................................. 29 11.0 FCC ID Label ................................................................................................................................................. 30 FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 2 of 30

1.0 General Details 1.1 Test Lab Details Name : Shenzhen Tongce Testing Lab Address: 1F, Leinuo Watch Building, Fuyong Town, Baoan Dist, Shenzhen, China Telephone: 13410377511 Fax: -- The test facility is recognized, certified, or accredited by the following organizations: FCC Registration Number: 572331 Shenzhen TCT Testing Technology Co., Ltd., Shenzhen EMC Laboratory: Shenzhen Tongce Testing Lab The 3m Semi-anechoic chamber has been registered and fully described in a report with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. Registration Number: 572331 Industry Canada (IC) The 3m Semi-anechoic chamber of Shenzhen TCT Testing Technology Co., Ltd. has been registered by Certification and Engineering Bureau of Industry Canada for radio equipment testing Registration Number IC: 10668A-1 1.2 Applicant Details Applicant: Eastern Times Technology Co., Ltd. Address: Building D, Nan An Industry Area, Youganpu Village, Fenggang Town, Dongguan City, Guangdong, China. Telephone: 008676986800666 Fax: 0086769868002368 Manufacturer: Dongguan Fegnrun Computer Co.,ltd Address: Building D, Nan An Industry Area, Youganpu Village, Fenggang Town, Dongguan City, Guangdong, China Telephone: 0769-86800511 Fax: 0769-86800338 FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 3 of 30

1.3 Description of EUT Product: 2.4G RF Wireless Optical mouse Model No.: DS-2448 Additional Model No.: N.A. Brand Name: N.A. Additional Trade Name: N.A. Rating: DC 1.5V Via a AA Battery Operation Frequency: 2408-2474MHz Modulation Type: FSK Channel spacing: 2 MHz Channel number: 34 Antenna Designation: A PIFA antenna, and the maximum antenna gain is 0dBi. 1.4 Statement: -- 1.5 Test Duration September 29, 2013 to October 21, 2013 1.6 Test Engineer The sample tested by Printed name: Jack Kang FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 4 of 30

2.0 Test equipments and Associated Equipment used during the test. 2.1 Test Equipments Instrument Type Manufacturer Model Serial No. Date of Cal. Due Date ESPI Test ROHDE&SCHWARZ ESPI 3 100379 July 07, 2013 July 06, 2014 Receiver Spectrum ROHDE&SCHWARZ FSEM 848597/001 July 07, 2013 July 06, 2014 Analyzer Pre-amplifier Teseq LAN6900 -- July 08, 2013 July 07, 2014 Pre-amplifier Agilent 8447D 83153007374 July 08, 2013 July 07, 2014 Pre-amplifier Agilent 8449B 3008A01738 July 08, 2013 July 07, 2014 Triple-loop ROHDE&SCHWARZ HM020 843885/002 July 08, 2013 July 07, 2014 antenna Ultra Broadband ROHDE&SCHWARZ HL562 100157 July 08, 2013 July 07, 2014 ANT Horn Antenna ETS LINDGREN 3117 -- July 08, 2013 July 07, 2014 Horn Antenna ETS LINDGREN 3160 -- July 08, 2013 July 07, 2014 2.2 AE used during the test Equipment type Manufacturer Model N.A. N.A. N.A. 2.3. Block Diagram of EUT Configuration EUT Note: New batteries are used for E.U.T during the test FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 5 of 30

3.0 Technical Details 3.1 Summary of test results The EUT has been tested according to the following specifications Requirement CFR 47 Section Result Conduction Emission, 0.15MHz 15.207(a) N.A. to 30MHz Section 15.209, 15.35 Radiated Emission Test PASS Section 15.249(a)(d) Band Edge Test 15.249(d) PASS Occupied Bandwidth Section 15.231(c) PASS Antenna Requirement Section 15.203 PASS Note: This EUT is power by battery only, the conducted emission is not applicable 3.2 Test Standards FCC Rules and Regulations Part 15 Subpart C 15.249: 2012 4.0 EUT Modification No modification by Shenzhen TCT Testing Technology Co., Ltd 5.0 Measurement Uncertainty （95% confidence levels, k=2) No. Item MU 1. Radio Frequency ±1×10-9 2. Temperature ±0.1℃ 3. Humidity ±1.0% 4. RF power, conducted ±0.34dB 5. RF power density, conducted ±1.45dB 6. Spurious emissions, conducted ±3.70dB 7. All emissions, radiated ±4.50dB Note: 1) The EUT is a 2.4G RF Wireless Optical mouse transmitter. 2) Working transmission frequency: 2408-2474MHz, Low channel: 2408MHz, Middle channel: 2440MHz, High channel: 2474MHz FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 6 of 30

6.0 Power Line Conducted Emission Test 6.1 Schematics of the test Test Receiver AC Mains L.I.S.N EUT Load EUT: Equipment Under Test 6.2 Test Method and test Procedure The EUT was tested according to RSS-Gen Issue 3-2010 The Frequency spectrum From 0.15MHz to 30MHz was investigated. Test Voltage: 120V~, 60Hz Block diagram of Test setup EUT Cable Receiver 800mm L.S.I.N AC 6.3 EUT Operating Condition Operating condition is according to RSS-Gen Issue 3-2010 1) Setup the EUT and simulators as shown on the following 2) Enable AF signal and confirm EUT active to normal condition 6.4 Test Equipment Please refer to the Section 2 FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 7 of 30

6.5 Conducted Emission Limit Class A Limits (dBμV) Class B Limits (dBμV) Frequency(MHz) Quasi-peak Level Average Level Quasi-peak Level Average Level 0.15 ～ 0.50 79.0 66.0 66.0～56.0* 56.0～46.0* 0.50 ～ 5.00 73.0 60.0 56.0 46.0 5.00 ～ 30.00 73.0 60.0 60.0 50.0 Notes: 1) *Decreasing linearly with logarithm of frequency. 2）The tighter limit shall apply at the transition frequencies 6.6 Test specification: Environmental conditions: Temperature: 22° C Humidity: 52% Atmospheric pressure: 103kPa Frequency range: 0.15 MHz – 30 MHz The test was carried out in the following operation mode(s): - -- 6.7 Test result -- The requirements are FULFILLED Remarks: The EUT is powered by batteries, so this test is not applicable. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 8 of 30

A Conducted Emission on Line Terminal of the power line (150kHz to 30MHz) EUT Description: -- Operation Mode: -- Tested By: -- Test date: -- Start Frequency Stop Frequency Step IF BW Detector Final M-Time 0.15MHz 30MHz 4.5KHz 10KHz QP+AV 1s Reading(dBμV) Limit Frequency Live Neutral (dBμV) (MHz) Quasi-peak Average Quasi-peak Average Quasi-peak Average -- -- -- -- -- -- FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 9 of 30

B Conducted Emission on Neutral Terminal of the power line (150kHz to 30MHz) EUT Description: -- Operation Mode: -- Tested By: -- Test Data: -- Start Frequency Stop Frequency Step IF BW Detector Final M-Time 0.15MHz 30MHz 4.5KHz 10KHz QP+AV 1s Reading(dBμV) Limit Frequency Live Neutral (dBμV) (MHz) Quasi-peak Average Quasi-peak Average Quasi-peak Average -- -- -- -- -- -- FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 10 of 30

7.0 Radiated Emission Test 7.1 Test Method and test Procedure: 1) The EUT was tested according to ANSI C63.10 –2009 2) The EUT, peripherals were put on the turntable which table size is 1m x 1.5 m, table high 0.8 m. All set up is according to ANSI C63.10 –2009. 3) The frequency spectrum from 9kHz to 5GHz was investigated. All readings from 9kHz to 30MHz are quasi-peak values with a resolution bandwidth of 9 kHz, measured with loop antenna. All readings from 30MHz to 1 GHz are quasi-peak values with a resolution bandwidth of 120 kHz, measured with Bi-log antenna. All readings above 1 GHz are peak values with a resolution bandwidth of 1 MHz, measured with horn antenna. 4) The antenna high is varied from 1 m to 4 m high to find the maximum emission for above 30MHz each frequency . The antenna high is 1 m to find the maximum emission for each frequency below 30MHz 5) Tested distance: 3 meters 6) The antenna polarization: Vertical polarization and Horizontal polarization. 7) Each azimuth of E.U.T will be tested. 7.2 Block diagram of Test setup Block diagram of Test setup for frequency 30-1000MHz Distance = 3m Computer Pre -Amplifier EUT Turn-table Receiver Ground Plane FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 11 of 30

Block diagram of Test setup for frequency below 30MHz Distance = 3m Computer Pre -Amplifier EUT Turn table Receiver Ground Plane Block diagram of Test setup for frequency above 1GHz FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 12 of 30

7.3 Limit According to 15.249(a) requirements: Fundamental Frequency Filed Strength of(mi11ivolts/meter) (MHz) Fundamental Harmonics 902-928 50 0.5 2400-2483.5 50 0.5 5725-5875 50 0.5 24000-24250 250 2.5 For this E.U.T Fundamental Frequency Field Strength of Fundamental (3m) Field Strength of Harmonics (3m) (MHz) mV/m dBuV/m mV/m dBuV/m 2400-2483.5 50 94 (Average) 114 (Peak) 0.5 54 (Average) 74 (Peak) Note: 1) RF Field Strength (dBuV) = 20 log RF Voltage (uV) 2) Distance refers to the distance in meters between the measuring instrument antenna and the closed point of any part of the device or system. 3) The emission limit in this paragraph is based on measurement instrumentation employing an average detector. According to 15.249(d) requirements: Emissions radiated outside of the specified frequency bands, except for harmonics, shall be attenuated by at least 50 dB below the level of the fundamental or to the general radiated emission limits in § 15.209, whichever is the lesser attenuation. Frequencies in restricted band are complied to limit Frequency Range (MHz) Distance (m) Field strength (dBμV/m) 0.009-0.490 3 20log 2400/F (kHz) + 80 0.490-1.705 3 20log 24000/F (kHz) + 40 1.705-30 3 20log 30 + 40 30-88 3 40.0 88-216 3 43.5 216-960 3 46.0 Above 960 3 54.0 Note: 1) RF Voltage (dBuV) = 20 log RF Voltage (uV) 2) In the Above Table, the tighter limit applies at the band edges. 3) Distance refers to the distance in meters between the measuring instrument antenna and the EUT 4)The radiated emissions should be tested under 3-axes position (Lying, Side, and Stand), After pre-test. It was found that the worse radiated emission was get at the lying position. 5) If measurement is made at 3m distance, then F.S Limitation at 3m distance is adjusted by using the formula Ld1 = Ld2 * (d2/d1) FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 13 of 30

7.4 Test Equipment Please refer to the Section 2 7.5 Test specification: Environmental conditions: Temperature 23° C Humidity: 50% Atmospheric pressure: 103kPa 7.6 Test result Result: Pass FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 14 of 30

A Radiated Emission (9 kHz----30 MHz) Note: 1) Emission Level=Reading+ Cable loss-Antenna factor-Amp factor 2) The emission levels are 20 dB below the limit value, which are not reported. It is deemed to comply with the requirement Result: Pass Frequency (MHz) Level@3m (dBμV/m) Limit@3m (dBμV/m) -- -- -- -- -- -- -- -- -- -- -- -- FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 15 of 30

B General Radiated Emissions Data Radiated Emission (30MHz----1000MHz) In Horizontal Please refer to following diagram for individual Frequency (MHz) Level@3m (dBμV/m) Antenna Polarity Limit@3m (dBμV/m) 220.7240 29.58 H 46.00 236.0520 30.48 H 46.00 FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 16 of 30

In Vertical Please refer to following diagram for individual Low channel: 2408 MHz Frequency (MHz) Level@3m (dBμV/m) Antenna Polarity Limit@3m (dBμV/m) 66.9338 18.73 V 40.00 220.7240 23.23 V 46.00 531.5230 24.94 V 46.00 Note: Measurements were conducted in all channels (high, middle, low), and the worst case (low channel) was submitted only. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 17 of 30

C Fundamental & Harmonics and Spurious Radiated Emission Data (1000MHz-25000MHz) Low channel: 2408 MHz Frequency Emission PK/AV Horizontal / Limits PK/AV Margin (MHz) (dBuV/m) Vertical (dBuV/m) (dB) 2408 63.32(PK) H 114/94 30.68 2408 71.75(PK) V 114/94 22.25 4816 33.45 (PK) H 74/54 20.55 4816 38.59(PK) V 74/54 15.41 16856 45.30(PK) H 74/54 8.70 16856 42.71(PK) V 74/54 11.29 Middle channel: 2440 MHz Frequency Emission PK/AV Horizontal / Limits PK/AV Margin (MHz) (dBuV/m) Vertical (dBuV/m) (dB) 2440 69.89(PK) H 114/94 24.11 2440 70.84(PK) V 114/94 23.16 4880 38.26 (PK) H 74/54 15.74 4880 36.43(PK) V 74/54 17.57 17080 44.37 (PK) H 74/54 9.63 17080 44.56 (PK) V 74/54 9.44 High channel: 2474 MHz Frequency Emission PK/AV Horizontal/ Limits PK/AV Margin (MHz) (dBuV/m) Vertical (dBuV/m) (dB) 2474 61.61 (PK) H 114/94 32.39 2474 67.77(PK) V 114/94 26.23 4948 32.69 (PK) H 74/54 21.31 4948 36.23(PK) V 74/54 17.77 17318 44.05(PK) H 74/54 9.95 17318 35.51(PK) V 74/54 18.49 Note: 1) PK= Peak, AV= Average 2) Emission Level = Reading Level + Antenna Factor + Cable Loss. 3) Margin= Limit(AV) – Emission Level 4) If the peak measured value complies with the average limit, it is unnecessary to perform an average measurement. 5) The other emission levels are too small, which are not reported. It is deemed to comply with the requirement of the rule. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 18 of 30

Please refer to the following diagram for individual Low Channel: 2408 MHz H V FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 19 of 30

Please refer to following diagram for individual Middle Channel: 2440 MHz H V FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 20 of 30

Please refer to following diagram for individual High Channel: 2480 MHz H V FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 21 of 30

8. Band Edge 8.1 Band Edge Limit 1) According to 15.249(d) requirements: Emissions radiated outside of the specified frequency bands, except for harmonics, shall be attenuated by at least 50 dB below the level of the fundamental or to the general radiated emission limits in § 15.209, whichever is the lesser attenuation. 2) For Emissions in Restricted band, the limit is below the general radiated emission limits in 15.209 8.2 Test Equipment Please refer to the Section 2 FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 22 of 30

8.3 Test Result Pass Low channel in Horizontal polarization Frequency (MHz) Level@3m (dBμV/m) Detector Limit@3m (dBμV/m) 2384 24.30 Peak 74.00 2395 28.64 Peak 74.00 2401 42.88 Peak 74.00 2408 62.01 Peak 114.00 Note: 1) As the table shown above, emissions radiated outside of the specified frequency bands are met the requirements in 15.209 2) Marker-delta method was used to get the final result; the maximum emission in the restricted band is 24.30 dBuv/m at 2384 MHz, which meets the average limit in 15.209. It is deemed to comply with the requirements. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 23 of 30

Low channel in Vertical polarization Frequency (MHz) Level@3m (dBμV/m) Detector Limit@3m (dBμV/m) 2381 25.30 Peak 74.00 2396 33.01 Peak 74.00 2401 48.48 Peak 74.00 2408 71.34 Peak 114.00 Note: 1) As the table shown above, emissions radiated outside of the specified frequency bands are met the requirements in 15.209. 2) Marker-delta method was used to get the final result; the maximum emission in the restricted band is 25.30 dBuv/m at 2381 MHz, which meets the average limit in 15.209. It is deemed to comply with the requirements. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 24 of 30

High channel in Horizontal polarization Frequency (MHz) Level@3m (dBμV/m) Detector Limit@3m (dBμV/m) 2468 40.73 Peak 74.00 2474 62.97 Peak 114.00 2479 38.59 Peak 74.00 2480 37.63 Peak 74.00 2484 25.62 Peak 74.00 Note: 1) As the table shown above, emissions radiated outside of the specified frequency bands are met the requirements in 15.209 2) Marker-delta method was used to get the final result; the maximum emission in the restricted band is 25.62 dBuv/m at 2484 MHz, which meets the average limit in 15.209.. It is deemed to comply with the requirements. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 25 of 30

High channel in Vertical polarization Frequency (MHz) Level@3m (dBμV/m) Detector Limit@3m (dBμV/m) 2467 46.55 Peak 74.00 2474 68.80 Peak 114.00 2478 45.66 Peak 74.00 2484 28.34 Peak 74.00 2487 27.85 Peak 74.00 Note: 1) As the table shown above, emissions radiated outside of the specified frequency bands are met the requirements in 15.209. 2) Marker-delta method was used to get the final result; the maximum emission in the restricted band is 28.34 dBuv/m at 2484 MHz, which meets the average limit in 15.209. It is deemed to comply with the requirements. FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 26 of 30

9.0 Occupied Bandwidth 9.1 Test Equipment Please refer to the Section 2 9.2 Test Specification: Environmental conditions: Temperature 22° C Humidity: 50% Atmospheric pressure: 103kPa 9.3 Limit According to 15.231(c),20dB Bandwidth should be test 9.4 Test Result: Channel 20dB Bandwidth (kHz) Limit (kHz) Conclusion Low 2325 -- PASS Middle 2305 -- PASS High 2305 -- PASS Test Data as follows: FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 27 of 30

FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 28 of 30

10.0 Antenna Requirement 10.1 Standard Applicable For intentional device, according to FCC 47 CFR Section 15.203, an intentional radiator shall be designed to ensure that no antenna other than that furnished by the responsible party shall be used with the device. 10.2 Antenna Specification According to the manufacturer declared, PIFA antennas; the maximum gain of antennas is 0 dBi. and no consideration of replacement. Therefore the EUT is considered sufficient to comply with the provision. Antenna FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 29 of 30

11.0 FCC ID Label IC: TUVDS-2448 The label must not be a stick-on paper label. The label on these products must be permanently affixed to the product and readily visible at the time of purchase and must last the expected lifetime of the equipment not be readily detachable. Mark Location: FCC ID Label Location --End of the report-- FCC ID: TUVDS-2448 Report Number: TCT130926007F2-1 Page 30 of 30


Document Created: 2013-10-23 16:52:40
Document Modified: 2013-10-23 16:52:40
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