YVZ-SIWEAP8512.4G Wireless speaker USB Transmitter

E-CORE AUDIO LIMITED Date:2011-01-06 To: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD FCC ID: YVZ-SIWEAP851 To Whom It May Concern: This letter is to ascertain that E-CORE AUDIO LIMITED Product: 2.4G Wireless speaker USB Transmitter (M/N: EAP-851, EAP-851A, iMC600, 680398) has been the units used for conducting FCC compliance testing, the DoC part will be tested by FCC recognized test lab. If you have any question or concerns, pls. contact us. Sincerely, Signature

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 E-CORE AUDIO LIMITED Date:2011-01-06 To: SIEMIC, INC. 2206 Ringwood Avenue, San Jose, CA 95131 USA Dear Sir/Madam, Re: Project and Product Certification Representative Authorization Letter We, E-CORE AUDIO LIMITED hereby authorize SIEMIC, INC. to act as a Certification Body for certifying for the following project(s): Product: 2.4G Wireless speaker USB Transmitter (M/N: EAP-851, EAP-851A, iMC600, 680398) We affirm that between SIEMIC and E-CORE AUDIO 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. Signature

General Appearance of the EUT

FCC ID Lable Location On EUT

Antenna

Operation Description It is a 2.4G wireless speaker system with iPhone docking. It combines with 2.4G wireless technology and GSFK digital modulation technique, working under ISM frequency channel and anti-interference, it gives high quality audio performance and the working range is up to 50 meters The inductive charging function give user the most easy way to charging the satellite speaker unit

FCC ID : YVZ-SIWEAP851 (Portable device) According to §15.247(e)(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. According to KDB 447498 (2)(a)(i) Frequency Range Low Frequency (MHz) High Frequency(MHz) Center frequency (MHz) 60/f SAR Limitation (mw) 2401 2479 2440 25 Maximum measured transmitter power: GFSK Conducted Power (mw) 2.92 Threshold at which no SAR required is 25 mw. Maximum Tx power is 2.92mw EIRP. Conclusion: No SAR is required. SIMULTANEOUS TRANSMISSION EVALUATION Wish N/A Signature

DONGGUAN EMTEK CO., LTD. REPORT NO.: KAD101203005E FCC ID: YVZ-SIWEAP851 DATE: 01/13/2011 Page 1 of 42 ELECTROMAGNETIC EMISSIONS COMPLIANCE REPORT INTENTIONAL RADIATOR CERTIFICATION TO FCC PART 15 SUBPART C REQUIREMENT OF 2.4G Wireless speaker USB Transmitter MODEL No.: EAP-851, EAP-851A, iMC600, 680398 BRAND NAME: E-CORE AUDIO, BROOKSTONE FCC ID: YVZ-SIWEAP851 REPORT NO.: KAD101203005E ISSUE DATE: January 13, 2011 Prepared for E-CORE AUDIO LIMITED 3rd Building, Weidonglong Industry, Heping East Road, Longhua, Shenzhen, China Prepared by DONGGUAN EMTEK CO., LTD. No.281, Guantai Road, Nancheng District, Dongguan, Guangdong, China TEL: 86-769-22807078 FAX: 86-769-22807079 DONGGUAN EMTEK CO., LTD. REPORT NO.: KAD101203005E FCC ID: YVZ-SIWEAP851 DATE: 01/13/2011 Page 2 of 42 VERIFICATION OF COMPLIANCE Applicant: E-CORE AUDIO LIMITED 3rd Building, Weidonglong Industry, Heping East Road, Longhua, Shenzhen, China Product Description: 2.4G Wireless speaker USB Transmitter Brand Name: E-CORE AUDIO, BROOKSTONE Model Number: EAP-851, EAP-851A, iMC600, 680398 (Note: These samples are the same except model number, so we prepare EAP-851 for EMC test.) Serial Number: N/A File Number: KAD101203005E Date of Test: December 03, 2010 to January 06, 2011 We hereby certify that: The above equipment was tested by DONGGUAN EMTEK 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 (2009) and the energy emitted by the sample EUT tested as described in this report is in compliance with conducted and radiated emission limits of FCC Rules Part 15.247. The test results of this report relate only to the tested sample identified in this report. Approved By Sam Lv / Q.A. Manager DONGGUAN EMTEK CO., LTD. DONGGUAN EMTEK CO., LTD. REPORT NO.: KAD101203005E FCC ID: YVZ-SIWEAP851 DATE: 01/13/2011 Page 3 of 42 Ta b l e o f C o n t e n t s 1. GENERAL INFORMATION ........................................................................................................... 5 1.1 PRODUCT DESCRIPTION........................................................................................................................... 5 1.2 RELATED SUBMITTAL(S) / GRANT (S) ..................................................................................................... 6 1.3 TEST METHODOLOGY.............................................................................................................................. 6 1.4 SPECIAL ACCESSORIES............................................................................................................................ 6 1.5 EQUIPMENT MODIFICATIONS.................................................................................................................. 6 1.6 TEST FACILITY........................................................................................................................................ 7 2. SYSTEM TEST CONFIGURATION .............................................................................................. 8 2.1 EUT CONFIGURATION............................................................................................................................. 8 2.2 EUT EXERCISE........................................................................................................................................ 8 2.3 TEST PROCEDURE.................................................................................................................................... 8 2.4 LIMITATION............................................................................................................................................. 8 2.5 CONFIGURATION OF TESTED SYSTEM................................................................................................... 12 3. DESCRIPTION OF TEST MODES............................................................................................... 13 4. CONDUCTED EMISSIONS TEST ............................................................................................... 14 4.1 MEASUREMENT PROCEDURE:................................................................................................................ 14 4.2 TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ....................................................................... 14 4.3 MEASUREMENT EQUIPMENT USED: ...................................................................................................... 14 4.4 MEASUREMENT RESULT:....................................................................................................................... 14 4.5 CONDUCTED MEASUREMENT PHOTOS: .................................................................................................. 17 5. RADIATED EMISSION TEST ......................................................................................................18 5.1 MEASUREMENT PROCEDURE................................................................................................................. 18 5.2 TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ....................................................................... 18 5.3 MEASUREMENT EQUIPMENT USED: ...................................................................................................... 19 5.4 MEASUREMENT RESULT........................................................................................................................ 20 5.5 RADIATED MEASUREMENT PHOTOS:.................................................................................................... 24 6. CHANNEL SEPARATION TEST ................................................................................................. 25 6.1 MEASUREMENT PROCEDURE................................................................................................................. 25 6.2 TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .......................................................................…

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Conducted Measurement Photos EUT Radiated Emission Setup Photos EUT