DXX

FCC ID: TUVDS-2511

Test Report

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FCCID_2371840

FCC ID TEST REPORT for Wireless Optical Mouse Model: DS-2511 FCC ID: TUVDS-2511 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：TCT140827E018 Date of Test： August 27~August 28, 2014 Date of Report： August 28, 2014 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 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 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 ..................................................................................................................................... 9 7.1 Test Method and test Procedure:.................................................................................................................. 9 7.2 Block diagram of Test setup ........................................................................................................................ 9 7.3 Limit .......................................................................................................................................................... 11 7.4 Test Equipment .......................................................................................................................................... 12 7.5 Test specification: ...................................................................................................................................... 12 8. Band Edge .......................................................................................................................................................... 17 8.1 Band Edge Limit........................................................................................................................................ 17 8.2 Test Equipment .......................................................................................................................................... 17 9.0 Occupied Bandwidth ....................................................................................................................................... 19 9.1 Test Equipment .......................................................................................................................................... 19 9.2 Test Specification:...................................................................................................................................... 19 9.3 Limit .......................................................................................................................................................... 19 9.4 Test Result: ................................................................................................................................................ 19 10.0 Antenna Requirement ................................................................................................................................... 21 10.1 Standard Applicable................................................................................................................................. 21 10.2 Antenna Specification.............................................................................................................................. 21 FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 2 of 21

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: 0769-86800666 Fax: 0769-868002368 Manufacturer: Eastern Times Technology Co., Ltd. Address: Building D, Nan An Industry Area, Youganpu Village, Fenggang Town, Dongguan City, Guangdong, China. Telephone: 0769-86800666 Fax: 0769-868002368 FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 3 of 21

1.3 Description of EUT Product: Wireless Optical Mouse Model No.: DS-2511 Additional Model No.: N.A. Brand Name: N.A. Rating: DC 1.5V Via an AA Battery Operation Frequency: 2408-2474MHz Modulation Type: FSK Channel spacing: 2 MHz Channel number: 34 Antenna Designation: A PCB antenna, and the maximum antenna gain is -2dBi. 1.4 Statement: N.A. 1.5 Test Engineer The sample tested by Printed name: SKY FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 4 of 21

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 03, 2014 July 02, 2015 Receiver Spectrum ROHDE&SCHWARZ FSEM 848597/001 July 03, 2014 July 02, 2015 Analyzer Pre-amplifier Teseq LAN6900 -- July 02, 2014 July 01, 2015 Pre-amplifier Agilent 8447D 83153007374 July 02, 2014 July 01, 2015 Pre-amplifier Agilent 8449B 3008A01738 July 02, 2014 July 01, 2015 Triple-loop ROHDE&SCHWARZ HM020 843885/002 July 02, 2014 July 01, 2015 antenna Ultra Broadband ROHDE&SCHWARZ HL562 100157 July 02, 2014 July 01, 2015 ANT Horn Antenna ETS LINDGREN 3117 -- July 02, 2014 July 01, 2015 Horn Antenna ETS LINDGREN 3160 -- July 02, 2014 July 01, 2015 Coaxial Cable TCT N/A N/A July 2, 2014 July 1, 2015 Coaxial Cable TCT N/A N/A July 2, 2014 July 1, 2015 Coaxial cable TCT N/A N/A July 2, 2014 July 1, 2015 Coaxial Cable TCT N/A N/A July 2, 2014 July 1, 2015 2.2 AE used during the test Equipment type Manufacturer Model N.A. N.A. N.A. FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 5 of 21

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 15.215(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: 2013 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-2511 Report Number: TCT140827E018 Page 6 of 21

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.I.S.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-2511 Report Number: TCT140827E018 Page 7 of 21

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-2511 Report Number: TCT140827E018 Page 8 of 21

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 9 kHz to 25GHz 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-2511 Report Number: TCT140827E018 Page 9 of 21

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-2511 Report Number: TCT140827E018 Page 10 of 21

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-2511 Report Number: TCT140827E018 Page 11 of 21

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-2511 Report Number: TCT140827E018 Page 12 of 21

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-2511 Report Number: TCT140827E018 Page 13 of 21

B General Radiated Emissions Data Radiated Emission (30MHz----1000MHz) In Horizontal Please refer to following diagram for individual Low channel: 2408 MHz FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 14 of 21

In Vertical Please refer to following diagram for individual Low channel: 2408 MHz Note: Measurements were conducted in all channels (high, middle, low), and the worst case (low channel) was submitted only. FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 15 of 21

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 70.35(PK) H 114/94 23.65 2408 74.61(PK) V 114/94 19.39 4816 41.83(PK) H 74/54 12.17 4816 40.35(PK) V 74/54 13.65 16856 42.16(PK) H 74/54 11.84 16856 43.64(PK) V 74/54 10.36 Middle channel: 2440 MHz Frequency Emission PK/AV Horizontal / Limits PK/AV Margin (MHz) (dBuV/m) Vertical (dBuV/m) (dB) 2440 70.17(PK) H 114/94 23.83 2440 73.36(PK) V 114/94 20.64 4880 40.18(PK) H 74/54 13.82 4880 40.66(PK) V 74/54 13.34 17080 43.51(PK) H 74/54 10.49 17080 42.73(PK) V 74/54 11.27 High channel: 2474 MHz Frequency Emission PK/AV Horizontal/ Limits PK/AV Margin (MHz) (dBuV/m) Vertical (dBuV/m) (dB) 2474 70.19(PK) H 114/94 23.81 2474 65.92(PK) V 114/94 28.08 4948 38.32(PK) H 74/54 15.68 4948 40.27(PK) V 74/54 13.73 17318 42.82(PK) H 74/54 11.18 17318 40.18(PK) V 74/54 13.82 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-2511 Report Number: TCT140827E018 Page 16 of 21

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-2511 Report Number: TCT140827E018 Page 17 of 21

8.3 Test Result Pass Low channel Frequency Level@3m (dBμV/m) Detector Limit@3m (dBμV/m) Polarization (MHz) 2400 23.19 Peak 74.00 H 2400 26.32 Peak 74.00 V High channel Frequency Level@3m (dBμV/m) Detector Limit@3m (dBμV/m) Polarization (MHz) 2483.5 23.27 Peak 74.00 H 2483.5 27.82 Peak 74.00 V FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 18 of 21

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 15.215(c),20dB Bandwidth should be test 9.4 Test Result: Channel 20dB Bandwidth (kHz) Limit (kHz) Conclusion Low 2228 -- PASS Middle 2236 -- PASS High 2252 -- PASS Test Data as follows: * RBW 100 kHz Marker 1 [T1 ] * VBW 300 kHz 102.24 dBµV Ref 117.5 dBµV * Att 20 dB SWT 2.5 ms 2.408544872 GHz Offset 0.5 dB ndB [T1] 20.00 dB BW 2.227564103 MHz 110 Temp 1 [T1 ndB] A 1 82.29 dBµV 1 PK 2.406934295 GHz VIEW 100 Temp 2 [T1 ndB] LVL 81.77 dBµV 90 2.409161859 GHz T1 T2 80 70 3DB 60 50 40 30 20 Center 2.408 GHz 500 kHz/ Span 5 MHz Date: 28.AUG.2014 13:34:35 Low CH FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 19 of 21

* RBW 100 kHz Marker 1 [T1 ] * VBW 300 kHz 103.63 dBµV Ref 117.5 dBµV * Att 20 dB SWT 2.5 ms 2.440544872 GHz Offset 0.5 dB ndB [T1] 20.00 dB BW 2.235576923 MHz 110 Temp 1 [T1 ndB] A 1 83.31 dBµV 1 PK 2.438926282 GHz MAXH 100 Temp 2 [T1 ndB] LVL 84.01 dBµV 90 2.441161859 GHz T1 T2 80 70 3DB 60 50 40 30 20 Center 2.44 GHz 500 kHz/ Span 5 MHz Date: 28.AUG.2014 13:36:07 Middle CH * RBW 100 kHz Marker 1 [T1 ] * VBW 300 kHz 104.04 dBµV Ref 117.5 dBµV * Att 20 dB SWT 2.5 ms 2.474544872 GHz Offset 0.5 dB ndB [T1] 20.00 dB BW 2.251602564 MHz 110 Temp 1 [T1 ndB] A 1 83.98 dBµV 1 PK 2.472926282 GHz MAXH 100 Temp 2 [T1 ndB] LVL 83.75 dBµV 90 2.475177885 GHz T1 T2 80 70 3DB 60 50 40 30 20 Center 2.474 GHz 500 kHz/ Span 5 MHz Date: 28.AUG.2014 13:37:46 High CH FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 20 of 21

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, PCB antennas; the maximum gain of antennas is -2dBi. and no consideration of replacement. Therefore the EUT is considered sufficient to comply with the provision. Antenna --End of the report-- FCC ID: TUVDS-2511 Report Number: TCT140827E018 Page 21 of 21


Document Created: 2014-08-28 17:16:03
Document Modified: 2014-08-28 17:16:03
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