NKR-SWA8Wireless Audio Module

Wistron NeWeb Corporation AVMD7300RX (SWA8) Wireless Audio Module Amy Tu 2011/3/20 AVNERA CORPORATION | 16505 NW BETHANY COURT SUITE 100 | BEAVERTON, OREGON 97006, U.S.A. | MAIN +1.503.718.4100 | FAX +1.503.718.4101 | WWW.AVNERA.COM AVNERA PROPRIETARY & CONFIDENTIAL | PROVIDED UNDER NDA General Description Every consumer wants to be free from wires, but system designers could never find a low- cost, high-quality, easy-to-use wireless audio solution for speakers, microphones, headphones and headsets on the market. Avnera’s proprietary wireless system changes the game by taking a new approach to wireless audio. The wireless protocol was designed from the ground up and delivers uncompressed stereo audio over the air without interference problems. Avnera’s wireless modules offer a low-touch, easy-to-integrate wireless audio solution and enable fast time to market by already solving the problem associated with FCC, antenna tuning and board optimization. Avnera’s AudioMagic technologies provide breakthrough wireless audio functionality with point-to-multipoint transport of uncompressed stereo PCM audio data from a single AVMD7300 or AVMD7300 sender and a total of up to four simultaneous AVMD7300 listeners. Modules based upon Avnera’s next generation AudioMagic silicon AV7300 incorporate enhanced error concealment, low audio jitter, low latency, reduced power consumption and digital audio interface for the receiver. Applications 9 Wireless audio transmitter for portable audio player 9 Wireless speakers o Rear/surround o Subwoofer Ordering Options AVMD7300RX-DHNW: Digital audio-in, normal range, wire antennas Features 9 Uncompressed audio, point to multipoint capable (1 to 4) 9 Digital Audio interface 9 Digital audio path SNR: 106 dB (1 to 4) , 48 kHz sampling rate Dual Subcarrier Mode 9 Sub 1 microsecond audio jitter end to end 9 Less than 16 ms fixed audio latency 9 15m range 9 Diversity antennas for multipath and fading mitigation 9 Frequency range: 2.4 GHz ISM band, continuous dynamic frequency selection 9 Forward error correction coding, error detection, and audio-specific error concealment 9 Connector: 2mm header supports vertical or horizontal mounting (Contact Avnera for other options) 9 Compatible with AVMD7300 modules 9 Auto-search/synch and dynamic channel selection 9 Sample rate converter: Support for 16, 20, 24, and 32 bit PCM words at 16, 22.05, 24, 32, 44.1, 48, and 96 kHz 9 General purpose over-the-air (OTA) serial interface: 9 2 kbps, bi-directional, full duplex 9 Support for meta-data and remote control commands VoiceMagic™ Module Datasheet Point-to-Multipoint AVMD7300 Receiver for Wireless Audio Systems, based on Avnera’s AV7300 IC AVMD7300RX Module Datasheet PRELIMINARY v0p9 CONTENTS SUBJECT TO CHANGE WITHOUT NOTICE 3 AVNERA PROPRIETARY & CONFIDENTIAL 1 Table of Contents General Description ______________________________________________________________ 2 Applications ____________________________________________________________________ 2 Ordering Options ________________________________________________________________ 2 Features _______________________________________________________________________ 2 1 Table of Contents ____________________________________________________________ 3 2 Lists of Figures and Tables ____________________________________________________ 4 3 AVMD7300 Pin Information ___________________________________________________ 5 4 AVMD7300 Mechanical Dimensions ____________________________________________ 7 5 Electrical Specifications _______________________________________________________ 8 5.1 Absolute Maximum Ratings _______________________________________________________________ 8 5.2 Recommended Operating Range ___________________________________________________________ 8 5.3 Electrical Characteristics _________________________________________________________________ 8 6 Package Design _____________________________________________________________ 8 TBD __________________________________________________________________________ 8 FCC Statement__________________________________________________________________ 9 IC Statement __________________________________________________________________ 10 AVMD7300RX Module Datasheet PRELIMINARY v0p9 CONTENTS SUBJECT TO CHANGE WITHOUT NOTICE 4 AVNERA PROPRIETARY & CONFIDENTIAL 2 Lists of Figures and Tables Table 1: AVMD7300RX Digital Input Pin Information (Standard 2mm Header) ................................................................ 5 Table 2; AVMD7300RX Electrical Characteristics ............................................................................................................. 8 AVMD7300RX Module Datasheet PRELIMINARY v0p9 CONTENTS SUBJECT TO CHANGE WITHOUT NOTICE 5 AVNERA PROPRIETARY & CONFIDENTIAL AVMD7300 Pin Information Table 1: AVMD7300RX Digital Input Pin Information (Standard 2mm Header) Pin Number Pin Name Type Pin Description 1 V3.3PA Analog Power Future option – no connect 2 AGND Ground Isolated ground for PA 3 V3.3 Power Input Power input - (no connect if V5.0 is present) 4 V5.0 Power Input Power input – (no connect if V3.3 is present) 5 GND Ground Ground 6 PWR_BTN Power Button Input Turn on chip power when pulled low. Connect to open drain output. 7 NC No connect 8 NC No connect 9 NC No connect 10 NC No connect 11 NC No connect 12 RESET_N Reset Input Drive low to force the chip into the RESET state 13 BCLK PWM0 GPIO3 Multiplexed Digital I2S bit clock PWM output for LED control GPIO 14 LRCLK PWM2 GPIO2 Multiplexed Digital I2S word clock PWM output for LED control GPIO 15 ADINOUT1 PWM1 GPIO1 Multiplexed Digital I2S data input/output PWM output for LED control GPIO 16 ADINOUT0 PWM0 GPIO0 Multiplexed Digital I2S data input/output PWM output for LED control GPIO 17 PWM2 MCLK CFG_TESTMODE Multiplexed Digital PWM output for LED control Master clock output for I2S. 18 PWM0 ENC0_A ADINOUT2 GPIO6 Multiplexed Digital PWM output for LED control Rotary Encoder port input A I2S data input/output GPIO 19 …

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Page No. : 8 Wistron NeWeb Corporation 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308,Taiwan,R.O.C. Tel: 886-3-666-7799 Fax: 886-3-666-7323 Confidential Letter Date: 2011/3/28 Federal Communications Commission Authorization and Evaluation Division FCC ID：NKR-SWA8 Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, the Applicant Hereby requests confidential treatment of information accomparting this Application As outlined below: 1. Block Diagram 2. Circuit Diagram 3. Operational Description 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 Rule 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application Sincerely, Applicant’s company name : Wistron NeWeb Corporation Applicant’s company address : 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308,Taiwan,R.O.C. Signature : _____________________________ Job Title and Dept. : Troy Chien / Senior Principal Engineer / System Engineering dept. E-Mail : [email protected] Tel. : 886-3-666-7799

Page No. : 15 Wistron NeWeb Corporation 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308,Taiwan,R.O.C. Tel: 886-3-666-7799 Fax: 886-3-666-7323 DoC Attestation Letter Date: 2011/3/28 We Wistron NeWeb Corporation, as the grantee of this project FCC ID: NKR-SWA8, would like to declare that the composite portion categorized as computer peripheral has been authorized under the Declaration of Conformity procedures. Regards, FCC Grantee contact person information. Applicant’s company name : Wistron NeWeb Corporation Applicant’s company address : 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308,Taiwan,R.O.C. Signature : _____________________________ Job Title and Dept. : Troy Chien / Senior Principal Engineer / System Engineering dept. E-Mail : [email protected] Tel. : 886-3-666-7799

Page No. : 18 Module Approval Request Letter Subject: Module Approval Date: 2011/3/28 FCC ID: NKR-SWA8 Dear Reviewer, We, Sporton International Inc., are authorized by Wistron NeWeb Corporation to have their state-of-the-art Wireless Audio Module approved under limited module approval authorization. The application of this module is specified to portable host and mobile host equipment. The requirements regulated in Public Notice DA00-1407 have been fulfilled and clearly explained below. 1. The requirement of RF shielding: The shielding of the radio portion can be demonstrated in exhibition External Photo. 2. The requirement of buffered inputs: Buffered data inputs stage has been integrated in chip 88W8385. 3. The requirement of power supply regulation: The part number of the power regulator is AME8833AEIV285Z. 4. The requirements of section 15.203 and 15.204(C): The requirements of antenna connector and spurious emission have been fulfilled. Please reference the exhibition Test Report. 5. The requirement of stand-alone test configuration: Please reference exhibition Test Configuration Photo for the stand-alone test configuration. 6. The requirement of labeling: The instruction on the labeling rule of the end product has been stated in the users manual of this module. Please also see the exhibition Label Sample. 7. The requirement of compliance on specific rule or operating requirements: The required FCC rule has been fulfilled and all the instructions for maintaining compliance has been clearly stated in the Users Manual. 8. The requirement of RF exposure: N/A as exempted due to low output power. Please do not hesitate to contact me for any questions of this request letter. Thank you. Company name : Sporton International Inc. Company Address : No.8, Lane 724, Bo-ai St., Jhubei City, Hsinchu County 302, Taiwan, R.O.C. Signature : Name : Leo Huang Job Title : Manager Limited Module Approval Request Letter Subject: Limited Module Approval

Page No. : 2 Wistron NeWeb Corporation 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308,Taiwan,R.O.C. Tel: 886-3-666-7799 Fax: 886-3-666-7323 Power of Attorney Date: 2011/3/28 Dear Sir, I hereby have entrusted the following person to be a proxy regarding application for Type Certification. Sporton International Inc. Address : No.8, Lane 724, Bo-ai St., Jhubei City, HsinChu County 302, Taiwan, R.O.C. Name : Leo Huang Job Title : Manager e-mail : [email protected] I am therefore responsible for the contents of the application. Brand name and model type of the specified radio equipment: WNC / SWA8 FCC ID: NKR-SWA8 Product name: Wireless Audio Module FCC Grantee contact person information. Applicant’s company name : Wistron NeWeb Corporation Applicant’s company address : 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308,Taiwan,R.O.C. Signature : _____________________________ Job Title and Dept. : Troy Chien / Senior Principal Engineer / System Engineering dept. E-Mail : [email protected] Tel. : 886-3-666-7799

SPORTON International Inc. PAGE NUMBER : A1 OF A1 TEL : 886-2-2696-2468 ISSUED DATE : Mar. 24, 2011 FAX : 886-2-2696-2255 APPENDIX A. Photographs of EUT

Label size: 24mm*24mm

SPORTON International Inc. PAGE NUMBER : A1 OF A2 TEL : 886-2-2696-2468 ISSUED DATE : Mar. 24, 2011 FAX : 886-2-2696-2255 APPENDIX A. Photographs of EUT SPORTON International Inc. PAGE NUMBER : A2 OF A2 TEL : 886-2-2696-2468 ISSUED DATE : Mar. 24, 2011 FAX : 886-2-2696-2255

SPORTON International Inc. No. 52, Hwa Ya 1st Rd., Kwei-Shan Hsiang, TaoYuan Hsien, Taiwan, R.O.C. Ph: 886-3-327-3456 / FAX: 886-3-327-0973 / www.sporton.com.tw Report Format Version: 01 FCC RADIO TEST REPORT Applicant’s company Wistron NeWeb Corporation Applicant Address 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308, Taiwan, R.O.C. FCC ID NKR-SWA8 Manufacturer’s company Wistron NeWeb Corporation Manufacturer Address 20 Park Avenue II, Hsinchu Science Park, Hsinchu 308, Taiwan, R.O.C. Product Name Wireless Audio Module Brand Name WNC Model Name SWA8 Test Rule 47 CFR FCC Part 15 Subpart C § 15.247 Test Freq. Range 2405 ~ 2477MHz Received Date Mar. 10, 2011 Final Test Date Mar. 21, 2011 Submission Type Original Equipment Statement The test result in this report refers exclusively to the presented test model / sample. Without written approval of SPORTON International Inc., the test report shall not be reproduced except in full. The measurements and test results shown in this test report were made in accordance with the procedures and found in compliance with the limit given in ANSI C63.4-2003 and 47 CFR FCC Part 15 Subpart C. The test equipment used to perform the test is calibrated and traceable to NML/ROC. Report No.: FR131028 Report Format Version: 01 Page No. : i of ii FCC ID: NKR-SWA8 Issued Date : Mar. 24, 2011 Table of Contents 1. CERTIFICATE OF COMPLIANCE ......................................................................................................................... 1 2. SUMMARY OF THE TEST RESULT .......................................................................................................................... 2 3. GENERAL INFORMATION .................................................................................................................................. 3 3.1. Product Details....................................................................................................................................................................................3 3.2. Accessories .........................................................................................................................................................................................3 3.3. Table for Filed Antenna.......................................................................................................................................................................3 3.4. Table for Carrier Frequencies .............................................................................................................................................................4 3.5. Table for Test Modes ...........................................................................................................................................................................4 3.6. Table for Testing Locations..................................................................................................................................................................4 3.7. Table for Supporting Units ...................................................................................................................................................................4 3.8. Table for Parameters of Test Software Setting .....................................................................................................................................5 3.9. Test Configurations .............................................................................................................................................................................6 4. TEST RESULT ..................................................................................................................................................... 8 4.1. AC Power Line Conducted Emissions Measurement...........................................................................................................................8 4.2. Maximum Peak Output Power Measurement ...................................................................................................................................12 4.3. Power Spectral Density Measurement ..............................................................................................................................................14 4.4. 6dB Spectrum Bandwidth Measurement ..........................................................................................................................................18 4.5. Radiated Emissions Measurement ....................................................................................................................................................22 4.6. Band Edge Emissions Measurement .................................................................................................................................................31 4.7. Antenna Requirements .....................................................................................................................................................................34 5. LIST OF MEASURING EQUIPMENTS ................................................................................................................... 35 TEST LOCATION ................................................................................................................................................. 37 6. TAF CERTIFICATE OF ACCREDITATION ............................................................................................................. 38 APPENDIX A. PHOTOGRAPHS OF EUT.......................................................................................................... A1 ~ A3 APPENDIX B. TEST PHOTOS.......................................................................................................................... B1 ~ B7 APPENDIX C. MAXIMUM PERMISSIBLE EXPOSURE......................................................................................... C1 ~C3 Report No.: FR131028 Report Format Version: 01 Pag…

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Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 1 of 7 Appendix B. Test Photos Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 2 of 7 1. Photographs of Conducted Emissions Test Configuration FRONT VIEW REAR VIEW Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 3 of 7 SIDE VIEW SIDE VIEW Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 4 of 7 2. Photographs of Radiated Emissions Test Configuration Test Configuration: 9kHz ~30MHz FRONT VIEW REAR VIEW Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 5 of 7 Test Configuration: 30MHz~1GHz FRONT VIEW REAR VIEW Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 6 of 7 Test Configuration: Above 1GHz FRONT VIEW REAR VIEW Report No.: FR131028 FCC ID: NKR-SWA8 Page No. : 7 of 7 SIDE VIEW