TCPEU-8410WIRELESS MICROPHONE (TX)

Enbao Electronic Co., Ltd. #2, Jixiang South Road, Enping city,Guangdong, China Tel: 86-750-7776000 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: TCPEU-8410 Product Name: WIRELESS MICROPHONE Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • Schematics • Block diagram • Operational Description • Parts List These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Dated this Apr Day of 20 20 12 Mr Zhong Huo Wu By: Signature Printed Title: Director On behalf of : Enbao Electronic Co., Ltd. Telephone: 86-750-7776000

EU-8410

Tune up Procedure I would like to confirm this device does not have tune up information, because the tune up is fixed by the manufacturer. Therefore, the user cannot tune up the device. Sincerely, Signature Phone: +86-750-7776000 Fax: +86-750-7776000 Address: #2, Jixiang South Road, Enping city,Guangdong, China

REPORT No: HST201202-0236-FCC Page 2 of 22 Contents 1 TEST SUMMARY ............................................................................................ 3 2 GENERAL INFORMATION .............................................................................. 4 2.1 Client Information.......................................................................................................4 2.2 General Description of E.U.T. ....................................................................................4 2.3 Details of E.U.T. .........................................................................................................4 2.4 Description of Support Units ......................................................................................4 2.5 Standards Applicable for Testing................................................................................4 2.6 Test Location..............................................................................................................5 2.7 Deviation from Standards ..........................................................................................5 2.8 Abnormalities from Standard Conditions....................................................................5 3 EQUIPMENTS USED DURING TEST ............................................................. 6 4 TEST RESULTS .............................................................................................. 7 4.1 E.U.T. Operation Condition ........................................................................................7 4.2 Test Procedure & Measurement Data ........................................................................8 4.2.1 Carrier Radiated Power & Radiated Spurious Emissions .............................8 4.2.2 Occupied Bandwidth ...................................................................................12 4.2.3 Frequency Stability .....................................................................................15 4.2.4 Modulation Characteristics..........................................................................17 4.2.5 EUT Constructional Details .........................................................................20 4.2.6 Antenna Photo ............................................................................................22 REPORT No: HST201202-0236-FCC Page 3 of 22 1 Test Summary Test Test Requirement Standard Paragraph Result Carrier Radiated Power FCC Part 2.1046 74.861 e) 1) 54–72, 76–88 & 174–216 MHz bands, 50 mW 470–608 and 614–806 MHz bands, 250 mW PASS Modulation Deviation FCC Part 2.1047 74.861 e) 3) Within 75kHz PASS Frequency Stability FCC Part 2.1055 74.861 e) 4) <0.005% 50 ppm PASS Operating Bandwidth FCC Part 2.1049 c) 74.861 e) 5) Within 200kHz PASS Unwanted Radiation FCC Part 2.1049 c) 74.861 e) 6) within the mask PASS Radiated Spurious Emission FCC Part 2.1053 74.861 d) 3) < 43+10lgP(W) dB PASS Remark: ♣The EUT has one channel, which is located in the range 470.000 MHz to 608.000MHz . Only test result of a sample in channels 470.0 MHz, 580.490 MHz and 608.0 MHz were recorded in this report. REPORT No: HST201202-0236-FCC Page 4 of 22 2 General Information 2.1 Client Information Applicant: Enbao Electronic Co., Ltd. Address of Applicant: #2, Jixiang South Road, Enping city,Guangdong, China 2.2 General Description of E.U.T. EUT Name: Wireless Microphone Item No.: EU-4700, EU-8410, EU-2710, EU-2720, A-2, EU-2831, EU-2870, EU-2880, EU-2891, EU-4100, Dj-100, EU-850, PA-8009, SG-922, EU-500, EU-2830, EU-2833, EU-2832, EU-830E, EU-810E, GT-4, EU-2700, EU-8420, RX-8008U, RX-1212, RX-2424, BW5, BW6 Only tested EU-8410, since the other models listed above are electric identical with only difference being the model name. Serial No.: Not supplied by client 2.3 Details of E.U.T. Power Supply: 3.0Vdc Battery (1.5V*2 AA batteries ) Main Function: Wireless microphone system with an associated receiver for transmitting voice. The final amplifier Collector Voltage and Collector Current are 0.3V & 3.5mA respectively. Necessary Bandwidth: 2M+2DK= 2 x 60kHz + 2 x 20kHz x 1.0 = 160 kHz 16 channels for each microphone; Modulation: F3E; Antenna Type: Fixed; Gained: 0 dBi 2.4 Description of Support Units Connect the EUT to mains power, and then test the EUT with signal generator. 2.5 Standards Applicable for Testing The standard used was FCC PART 74H, 2008 The EUT belongs to licensed low power auxiliary devices. REPORT No: HST201202-0236-FCC Page 5 of 22 2.6 Test Location GuangZhou Huesent Testing Service Co., Ltd. No.91, Dongguanzhuang Road, Guangzhou, China. Tel: 86-20-87221905, Fax: 86-20-87223892 CNAS- Accreditation No.: L2885. CMA- Authorisation Certificate No.: 2008191614Z ERP & Spurious Emission tests were subcontracted to the laboratory following- CEPREI (headquarters) lab. No.110, Dongguanzhuang Road, Tianhe District, Guangzhou city, Guangdong Province, P.R. China Tel: 86-20-87237178 Fax: 86-20-87236171 Email: [email protected] FCC- Registration No: 258518 on Mar 25, 2008 2.7 Deviation from Standards None. 2.8 Abnormalities from Standard Conditions None. REPORT No: HST201202-0236-FCC Page 6 of 22 3 Equipments Used during Test Item Test Equipment Manufacturer Model No. Inventory No. Cal. Date Cal. Due date 1 RF Generator Rohde & Schwarz SMT06 61-318 2011-6-8 2012-6-8 2 Spectrum Analyzer R&S CMU 200 / 2011-6-8 2012-6-8 3 EMI Test Receiver Rohde & SchwarzESU / 2011-6-8 2012-6-8 4 Power Meter Rohde & Schwarz URV35 EMC1506 2011-6-8 2012-6-8 5 Audio Analyzer Rohde & Schwarz UPL EMC1508 2011-6-8 2012-6-8 6 Antenna PositionerETS-LINDGREN/ / 2011-6-8 2012-6-8 7 Turn table ETS-LINDGREN/ / 2011-6-8 2012-6-8 8 Multi-Device Controller ETS-LINDGREN/ / 2011-6-8 2012-6-8 9 EMI Test Software Ceprei / / 2011-6-8 2012-6-8 10 Coaxial cable Ceprei / / 2011-6-8 2012-6-8 11 Coaxial cable Ceprei / / 2011-6-8 2012-6-8 12 Power Sensor Rohde & Schwarz URV5-Z7 EMC1507 2011-6-8 2012-6-8 13 Temperature Chamber Gongwen GDS-250 1150 2011-6-8 2012-6-8 14 D.C.…

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