S4SESTROWLWIRELESS OPTICAL MOUSE

Note: This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. Caution: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment. Such modifications could void the user authority to operate the equipment.

Applicant: Nortek International (China) Ltd. FCC ID: S4SESTROWL

Applicant: Nortek International (China) Ltd. FCC ID: S4SESTROWL EUT top view EUT bottom view

Applicant: Nortek International (China) Ltd. FCC ID: S4SESTROWL This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Proposed Label Location on EUT EUT Bottom View/Proposed FCC ID Label Location FCC ID: S4SESTROWL

Applicant: Nortek International (China) Ltd. FCC ID: S4SESTROWL EUT inside whole view Main board component side Main board solder side

Applicant: Nortek International (China) Ltd. FCC ID: S4SESTROWL Operational Description X2 the 27.045 and X4 the 27.195 crystal oscillator driver the base of U1 the final/buffer amplifier into the same base (U1) is the modulation provided by U1 , the output of U1 has the matching network consisting of C20,C8, C7 and the C8,C20 that limit the harmonic content and effect the proper coupling of the antenna to the output stage. Antenna ground and power source The antenna is extension, there is no external ground connection .the ground is only that of the printed circuit board. electric current is supplied by 2*AAA batteries.

1 2 34 ABCD 4 3 2 1 D CBA Title Number Revision Size A4 Date: 22-Oct-2005 Sheet of File: D:\XuChunJie\ \01033.ddb Drawn By: PCBANT SW4 SW ENCODER R410M L21.8uH C422PC522P C21104 SW5 C7100P C812P X1 76.8K C20220p C633P C132P X227.045MHz C1427P SW3SW2SW1 DCVRSVDIN LBUT 7 MBUT 6 RBUT 5 VDD 4 OSC2 3 VSS 2 OSC1 1 RFOUT 8 ORFIN0 9 ORFO 10 TXD 11 PD 12 WA 13 WB 14 Z1IN 15 Z2IN 16 X2IN 17 X1IN 18 BATL 19 Y1IN 20 Y2IN 21 TXCB 22 BBUT 23 FBUT 24 SVDIN 25 DCVR 26 VL 27 VL_NM 28 MA6223-Q17K -+ VBAT1UM-4(X2) L1100uH D1IN5819 + C1220U C10104 VBT + C9 100U C3104 R5*120K R6*220K R261M R252.2M VBT DCVRSVDIN 123456789 10 11121314151617181920 U1PAN101-208 LED1 LED R7*R X418.432M C1610PC1110P R827R C23 47U C120.1U C18 1U C15 0.1U YBYAXBXA PD PD YAYBXBXA X327.195M C230P RX0R 9-1 C220.1U J322R SW8SW SPDT ONOFF SW6SW7 1234 5678 U3 LM393 C17104P R12220K R161K 1.5KR15 R14180R * 1UF Q4 2SC8050 R2027R D2 BATTERY 2.4V R1810K R171M R92.2K Vin 1 GND 2 Vout 3 Q53.3V DC USB VDD IN

The test report consists 23 pages in total. It may be duplicated completely for legal use with the allowance of the applicant. It shall not be reproduced except in full, without the written approval of Ke Mei Ou Laboratory Corporation. The test result in the report only applied to the tested sample. FCC TEST REPORT Under FCC 15 Subpart C, Paragraph 15.227 Prepared For: Nortek International (China) Ltd. Unit 1604-05, 16/F., Island Place Tower, Island Place, 510 King’s Road, North Point, Hong Kong. October 26, 2005 FCC ID: S4SESTROWL EUT: Wireless Optical Mouse Model: ESTRO WL Report Type: Original Report Test Engineer: Peter Lin Test Date: September 28, 2005 Review By: Apollo Liu / Manager Ke Mei Ou Laboratory Co., Ltd. 7A, Jiaxiangge, Jiahuixincheng, No.3027, Shennan Rd., Futian, Shenzhen, Guangdong, P.R.China. Zip Code: 518033 Tel: + 86 755 83642690 Fax: + 86 755 83297077 www.kmolab.com FEDERAL COMMUNICATIONS COMMISSION Registration Number: 125782 INDUSTRY CANADA Registration Number: IC4986 Nortek International (China) Ltd. FCC ID: S4SESTROWL KMO FCC ID Report Report #: KSZ2005092401J01 Page 2 of 23 TABLE OF CONTENTS 1. General Information....................................................................................................................................................3 1. 1 Notes......................................................................................................................................................................3 1. 2 Testing Laboratory..................................................................................................................................................3 1. 3 Details of Applicant................................................................................................................................................3 1. 4 Application Details..................................................................................................................................................3 1. 5 Test Item.................................................................................................................................................................3 1. 6 Test Standards.........................................................................................................................................................3 2. Technical Test...............................................................................................................................................................4 2. 1 Summary of Test Results.........................................................................................................................................4 2. 2 Antenna Requirement..............................................................................................................................................4 3. EUT Modifications.......................................................................................................................................................4 4. Conducted Power Line Test.........................................................................................................................................5 4. 1 Test Equipment.......................................................................................................................................................5 4. 2 Test Procedure........................................................................................................................................................5 4. 3 Test Setup...............................................................................................................................................................5 4. 4 Configuration of The EUT.......................................................................................................................................6 4. 5 EUT Operating Condition........................................................................................................................................7 4. 6 Conducted Power Line Emission Limits..................................................................................................................7 4. 7 Conducted Power Line Test Result...........................................................................................................................7 5. Radiated Emission Test................................................................................................................................................9 5. 1 Test Equipment.......................................................................................................................................................9 5. 2 Test Procedure........................................................................................................................................................9 5. 3 Radiated Test Setup.................................................................................................................................................9 5. 4 Configuration of The EUT.....................................................................................................................................10 5. 5 EUT Operating Condition......................................................................................................................................10 5. 6 Radiated Emission Limit.......................................................................................................................................10 5. 7 Radiated Emission Test Result...............................................................................................................................11 6. Band Edge..................................................................................................................................................................12 6. 1 Test Equipment.................................................................................…

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Applicant: Nortek International (China) Ltd. FCC ID: S4SESTROWL Radiated emission test view