List of Differences

FCC ID: SF4-G320

Cover Letter(s)

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FCCID_1560741

ATl Electronics (ShenZhen) Co., LTD. 2/F, A Tower, Tangyanshan Industrial Park Tangkeng Village, Shiyan Town, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date: October 9, 2011 SUBJECT : Class II Permissive Change for FCC ID: SF4—G320 The product, EX—01 Bluetooth Headset, has been granted by FCC dated 08/31/2010, FCC ID: SF4—G320. Now we, ATI Electronics (ShenZhen) Co., LTD , would like to modify the authorized equipment for below hardware changes: Change the main IC (U1),old version type is BC6110 and new version type is 6 BC6130, it is the upgrade version; Added a LC filter circuit to replace the balance filter(T1); 0 0 0 9 06 6 6 6 6 ¢6 Delete the copper antenna of the top layer; For cost down add one LC filter circuit to replace the LDO(U3) cizcuit; Put the crystal part(XT1) on the top layer; Change the free piece tact switch type ofthe bottom layer; Remove the solder mask of the Spk; Remove the solder mask of the MIC; Remove the solder mask of the (R,G ,+ ); Remove the EEPROM part(U2) ; Added coil inductance(L4) to replace the chip inductance and put the coil inductance on the bottom layer; Remove the transistor(Q1) part of the bottom layer; * 0 0 0 0 0 0 06 0 6 4 6 4 4 0 06 06 6 Covered copper antenna of the bottom layer with the green dielectric oil; Delete the capacitor C4, C6, C30, C5, C3, C10(10nF); Delete the capacitor C14(1 S5PF); Delete the capacitor C25(4.7PF); Delete the inductance L3(15nH); Delete the capacitor C31(4.7uF); Delete the resistor R4,R7(10K); Delete the resistor R16(1K); Delete the resistor R13(220K); Delete the resistor R14(150K); Change the capacitor C12 to 22Nf; Change the resistor R19 to 1K.; Change the resistor R6 to 220K;; Change the resistor R5 to 47K.; Added the capacitor C2(10pF); Added the capacitor €20,C32(47nF); Added the capacitor C33(2.2uF);

ATl Electronics (ShenZhen) Co., LTD. 2/F, A Tower, Tangyanshan Industrial Park Tangkeng Village, Shiyan Town, Shenzhen, China 4 Added the resistor R12(2R2); © Added the resistor R18(470); © Added the capacitor C35(22nF); h Added the capacitor C36(100nF); h Added the inductance L5(15nH); Sincerely, ATI Electronics (ShenZhen) Co., LTD. _/_ David Xu President


Document Created: 2019-06-11 06:35:24
Document Modified: 2019-06-11 06:35:24
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