ZH4K361Bluetooth Wireless Keyboard

K361/K361A/K331/K331A/K331B FCC ID:ZH4K361 WARNING: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

May 3, 2012 Federal Communication Commission Authorization and Evaluation Division FCC ID: ZH4K361 Re: Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, the applicant hereby requests confidential treatment of information applied this application as outlined below: 1: Block Diagram 2: Circuit Diagram 3: Operational Description 4: Parts List The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rules 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Hui Ye/Director of Product Management SHENZHEN YUANDA ELECTRONIC CO.,LTD

TOP VIEW OF EUT BOTTOM VIEW OF EUT LEFT VIEW OF EUT RIGHT VIEW OF EUT FRONT VIEW OF EUT BACK VIEW OF EUT

Bluetooth Wireless Keyboard Model Name: K361/K361A/K331/K331A/K331B FCC ID: ZH4K361 IMPORTANT REGULATORY INFORMATION 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 that is received, including any interference that may cause undesired operation.

OPEN VIEW OF EUT FRONT VIEW OF PCB Bluetooth Antenna BACK VIEW OF PCB

FCC Test Report Report No.: AGC06E120401F2 FCC ID : ZH4K361 PRODUCT DESIGNATION : Bluetooth Wireless Keyboard BRAND NAME : N/A MODEL NAME : K361, K361A, K331, K331A, K331B CLIENT : SHENZHEN YUANDA ELECTRONIC CO.,LTD DATE OF ISSUE : May 03, 2012 STANDARD(S) : FCC Part 15 Rules REPORT VERSION : V1.0 Attestation of Global Compliance Co., Ltd. CAUTION: This report shall not be reproduced except in full without the written permission of the test laboratory and shall not be quoted out of context. Report No.: AGC06E120401F2 Page 1 of 42 VERIFICATION OF COMPLIANCE Applicant SHENZHEN YUANDA ELECTRONIC CO.,LTD 5 floor,4nd building of Wangye industrial park,Baotian 3rd road, Xixiang town,Baoan district,Shenzhen,China Manufacturer SHENZHEN YUANDA ELECTRONIC CO.,LTD 5 floor,4nd building of Wangye industrial park,Baotian 3rd road, Xixiang town,Baoan district,Shenzhen,China Product Designation Bluetooth Wireless Keyboard Brand Name N/A Test Model K361 Series Model K361A, K331, K331A, K331B Model Difference All above models are the same except for appearance and model name. FCC ID ZH4K361 Report Number AGC06E120401F2 Date of Test Apr.25, 2012 to Apr.28, 2012 WE HEREBY CERTIFY THAT: The above equipment was tested by Attestation of Global Compliance Co., Ltd. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.4 (2003) and the energy emitted by the sample EUT tested as described in this report is in compliance with radiated emission limits of FCC Rules Part 15.247. Tested By: Leo Lee May 03, 2012 Reviewed By: Forrest Lei May 03, 2012 Approved By: Solger Zhang May 03, 2012 Report No.: AGC06E120401F2 Page 2 of 42 TABLE OF CONTENTS 1. GENERAL INFORMATION ............................................................................................................................ 4 1.1 PRODUCT DESCRIPTION ....................................................................................................................... 4 1.2 TABLE OF CARRIER FREQUENCYS ..................................................................................................... 4 1.3 RECEIVER INPUT BANDWIDTH ............................................................................................................. 5 1.4 EXAMPLE OF A HOPPING SEQUENCY IN DATA MODE ...................................................................... 6 1.5 EQUALLY AVERAGE USE OF FREQUENCIES AND BEHAVIOUR ....................................................... 6 1.6 RELATED SUBMITTAL(S) / GRANT (S) ................................................................................................. 6 1.7 TEST METHODOLOGY ........................................................................................................................... 6 1.8 MEASUREMENT UNCERTAINTY ........................................................................................................... 6 1.9 TEST FACILITY ........................................................................................................................................ 7 1.10 SPECIAL ACCESSORIES ..................................................................................................................... 7 1.11 EQUIPMENT MODIFICATIONS ............................................................................................................. 7 2. SYSTEM TEST CONFIGURATION ............................................................................................................... 8 2.1 CONFIGURATION OF TESTED SYSTEM ............................................................................................... 8 2.2 EQUIPMENT USED IN EUT SYSTEM ..................................................................................................... 8 3. SUMMARY OF TEST RESULTS ................................................................................................................... 9 4. DESCRIPTION OF TEST MODES ................................................................................................................. 9 5. PEAK OUTPUT POWER ............................................................................................................................. 10 5.1 MEASUREMENT PROCEDURE ............................................................................................................ 10 5.2 TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................. 10 5.3 MEASUREMENT EQUIPMENT USED .................................................................................................. 11 5.4 LIMITS AND MEASUREMENT RESULT ............................................................................................... 11 6. 20 DB BANDWIDTH .................................................................................................................................... 12 6.1 MEASUREMENT PROCEDURE ............................................................................................................ 12 6.2 TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................. 12 6.3 MEASUREMENT EQUIPMENT USED .................................................................................................. 12 6.4 LIMITS AND MEASUREMENT RESULTS ............................................................................................. 12 7. CONDUCTED SPURIOUS EMISSION ........................................................................................................ 14 7.1 MEASUREMENT PROCEDURE ..................................................................................................... ....... 14 7.2 TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .................................................................. 14 7.3 MEASUREMENT EQUIPMENT USED .................................................................................................. 14 …

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CONDUCTED EMISSION RADIATED EMISSION BAND EDGES EMISSION