WSN82-0105-Key Nano Wireless Mouse

SCS-F18: Project and Product Certification Representative Authorization Letter Page 1 of 2 Rev 2.0 2206 Ringwood Avenue San Jose, CA 95131 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Project and Product Certification Representative Authorization Letter Revision History Reason for Amendment (current / obsolete) From To Approved Date Initial Release (current) 1.0 1.0 Nov-14-2006 Revised wording (current) 1.0 2.0 Sept–25-2007 SCS-F18: Project and Product Certification Representative Authorization Letter Page 2 of 2 Rev 2.0 Earth Trek (Hong Kong) Limited 2011-4-28 To: SIEMIC, INC. 2206 Ringwood Avenue, San Jose, CA 95131 USA Dear Sir/Madam, Re: Project and Product Certification Representative Authorization Letter We, _ Earth Trek (Hong Kong) Limited hereby authorize SIEMIC, INC. to act as a Certification Body for certifying for the following project(s): (Product description: 5-Key Nano Wireless Mouse, model name: 82-010) We affirm that between SIEMIC and __ _ Earth Trek (Hong Kong) Limited __, any difference in understanding, including test plan, measurement methods, applicable standards and relevant procedures and processes have been resolved prior to commencement of testing activities. Sincerely, Client’s signature: Client’s name / title: Hunter Wang / Manager Contact information / address: Unit 503, 5/F, Silvercord Tower 2, 30 Canton Road, Tsimshatsui, Kln., Hong Kong

SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 2.0 2206 Ringwood Avenue San Jose, CA 95131 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Confidentiality Request Letter Revision History Reason for Amendment (current / obsolete) From To Approved Date Initial Release (current) 1.0 1.0 Nov-14-2006 Adding CFR 2.459 1.0 2.0 August – 11 - 2008 SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 2.0 Earth Trek (Hong Kong) Limited Apr. 28, 2011 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Confidentiality Request regarding application for certification of FCC ID: WSN82-010 We hereby request confidential treatment of information accompanying this application as outlined below: -Schematics - Detailed Block diagrams - Detailed Operational/Functional Description The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 & 0.459 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Client’s signature: Client’s name / title: Hunter Wang / Manager Contact information / address: Unit 503, 5/F, Silvercord Tower 2, 30 Canton Road, Tsimshatsui, Kln., Hong Kong

Report No. : EESZE04200003 Page 1 of 23 ELECTROMAGNETIC EMISSIONS COMPLIANCE REPORT INTENTIONAL RADIATOR CERTIFICATION Product Name : 5-Key Nano Wireless Mouse Model Number : 82-010 Trade Name : Earth Trek FCC ID : WSN82-010 Report Number : EESZE04200003 Date : Apr. 25, 2011 Prepared for Earth Trek (Hong Kong) Limited Unit 503, 5/F, Silvercord Tower 2, 30 Canton Road, Tsimshatsui, Kln., Hong Kong TEL: 00852-3113 7800 FAX: 00852-3113 7803 Prepared by CENTRE TESTING INTERNATIONAL (SHENZHEN) CORPORATION Building C, Hongwei Industrial Zone, Baoan 70 District, Shenzhen, Guangdong, China TEL: 86-755-3368 3362 FAX: 86-755-3368 3368 Check No.: 11511765 This report shall not be reproduced, except in full, without the written approval of CENTRE TESTING INTERNATIONAL (SHENZHEN) CORPORATION Building C, Hongwei Industrial Zone, Baoan 70 District, Shenzhen Standards Results 47 CFR FCC Part 15 Subpart C 15.249 PASS Report No. : EESZE04200003 Page 2 of 23 TABLE OF CONTENTS 1. GENERAL INFORMATION .........................................................................................3 2. TEST SUMMARY........................................................................................................4 3. MEASUREMENT UNCERTAINTY ..............................................................................4 4. TEST EQUIPMENT LIST.............................................................................................4 5. SUPPORT EQUIPMENT LIST ....................................................................................4 6. PRODUCT INFORMATION.........................................................................................5 7. 20DB BANDWIDTH MEASUREMENT........................................................................6 7.1 LIMITS............................................................................................................6 7.2 BLOCK DIAGRAM OF TEST SETUP............................................................6 7.3 TEST PROCEDURE.......................................................................................6 7.4 TEST RESULT................................................................................................6 9. RADIATED EMISSIONS MEASUREMENT ................................................................9 9.1 LIMITS............................................................................................................9 9.2 BLOCK DIAGRAM OF TEST SETUP............................................................9 9.4 TEST RESULT..............................................................................................11 10. BAND EDGE EMISSION MEASUREMENT ............................................................16 10.1 LIMITS........................................................................................................16 10.2 BLOCK DIAGRAM OF TEST SETUP........................................................16 10.3 TEST PROCEDURE...................................................................................16 10.4 TEST RESULT............................................................................................16 APPENDIX 1 PHOTOGRAPHS OF TEST SETUP .......................................................18 APPENDIX 2 PHOTOGRAPHS OF EUT ......................................................................20 (Note: N/A means not applicable) Report No. : EESZE04200003 Page 3 of 23 1. GENERAL INFORMATION The above equipment was tested by CENTRE TESTING INTERNATIONAL (SHENZHEN) CORPORATION for compliance with the requirements set forth in FCC Rules and the measurement procedure according to ANSI C63.4-2009. The test results of this report relate only to the tested sample identified in this report. Date : Apr. 25, 2011 Applicant: Earth Trek (Hong Kong) Limited Unit 503, 5/F, Silvercord Tower 2, 30 Canton Road, Tsimshatsui, Kln., Hong Kong Manufacturer: Earth Trek (Hong Kong) Limited Unit 503, 5/F, Silvercord Tower 2, 30 Canton Road, Tsimshatsui, Kln., Hong Kong Sample Description: 5-Key Nano Wireless Mouse Technical Date: DC 3V Model Name: 82-010 Trade Name: Earth Trek FCC ID: WSN82-010 Report Number: EESZE04200003 Date of Test: Apr. 20, 2011 to Apr. 25, 2011 Report No. : EESZE04200003 Page 4 of 23 2. TEST SUMMARY The complete list of measurements is given below: Clause Test Item Rule Result 7 20dB Bandwidth FCC 15.215(c) PASS 8 Radiated Emission FCC 15.209 FCC 15.249(a) (d) PASS 9 Out of Band Emission FCC 15.249 (d) PASS -- Antenna Requirements * FCC 15.203 PASS *: According to 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. The EUT has a built in antenna which is a short wire solder on the PCB, this is permanently attached antenna and meets the requirements of this section. 3. MEASUREMENT UNCERTAINTY This uncertainty represents an expanded uncertainty expressed at approximately the 95% confidence level using a coverage factor of k=2. Measurement items Uncertainty Radiated Emissions / Band edge Emission 4.6 dB Conducted disturbance 2.6 dB 4. TEST EQUIPMENT LIST Equipment Manufacturer Model Number Serial Number Due Date 3M Chamber & Accessory Equipment ETS-LINDGREN FACT-3 3510 07/09/2012 Spectrum Analyzer Agilent E4440A MY46185649 04/08/2012 Biconilog Antenna ETS-LINGREN 3142C 00044562 07/31/2011 Multi device Controller ETS-LINGREN 2090 00057230 N/A Horn Antenna ETS-LINGREN 3117 00057407 06/07/2011 Loop Antenna ETS-LINDGREN 6502 00071730 08/24/2011 5. SUPPORT EQUIPMENT LIST No. Device Type Brand Model Series No. Data Cable Power Cord ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- Report No. : EESZE04200003 Page 5 of 23 6. PRODUCT INFORMATION Items Description Rating DC 3V Intentional Transceiver Intentional Transceiver Modulation GFSK Frequency Range 2405 ～ 2476 MHz Channel Number 64 Type PCB Antenna Connector fixed on board Gain 1.7dBi Channels Freq…

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