SJ8-TX110DIGITAL WIRELESS TRANSMITTER

RDI Technology (Shenzhen) Co., Ltd Date: December 28, 2013 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: SJ8-TX110 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Schematics Block Diagram Operational Description SCH.pdf BlockDiagram.pdf CircuitDescription.pdf 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 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, RDI Technology (Shenzhen) Co., Ltd ................................................... Signature Tony. zhou / Manager ................................................... Typed name and Title

RDI Technology (Shenzhen) Co., Ltd. FCC ID: SJ8-TX110 POWER OF ATTORNEY Date: December 28, 2013 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 To Whom It May Concern: We, the undersigned, hereby authorize Waltek Services (ShenZhen) Co., Ltd. (Philo Zhong) on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Waltek Services (ShenZhen) Co., Ltd. (Philo Zhong) on our behalf shall have the same effect as acts of our own. This authorization expires on December 27, 2014. This is to advise that we are in full compliance with the Anti-Drug Abuse Act. We, RDI Technology (Shenzhen) Co., Ltd., are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Sincerely, RDI Technology (Shenzhen) Co., Ltd . ................................................................................. Signature Tony. zhou / Manager ................................................................................. Typed name and Title

Reference No.: WTS13S1109304E Page 39 of 47 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn 18 Photographs - Constructional Details 18.1 External View ANT Reference No.: WTS13S1109304E Page 40 of 47 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn Reference No.: WTS13S1109304E Page 41 of 47 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn Reference No.: WTS13S1109304E Page 42 of 47 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn

FCC Label Location for model: TX110 The Label must not be a stick-on paper. The Label on these products must be permanently affixed to the product and readily visible at the time of purchase and must last the expected lifetime of the equipment not be readily detachable. Model No.:TX110 FCC ID: SJ8-TX110

FCC Label Sample for model: TX110 FCC ID: SJ8-TX110 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

Reference No.: WTS13S1109303E Page 40 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn 17.2 EUT - Internal View Reference No.: WTS13S1109303E Page 41 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn Reference No.: WTS13S1109303E Page 42 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn RF Module Reference No.: WTS13S1109303E Page 43 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn RF Module Reference No.: WTS13S1109303E Page 44 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn =================== End of Test Report ===================

TEST REPORT Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn Page 1 of 44 Reference No..................... : WTS13S1109303E FCC ID................................ : SJ8-TX110 Applicant............................ : RDI Technology （Shenzhen）Co., Ltd. Address.............................. : Building C1, Xintang Industrial Park East Baishixia, Fuyong, Baoan, Shenzhen, PRC. Manufacturer .................... : The same as above Address.............................. : The same as above Product Name.................... : Digital Wireless Transmitter Model No. ........................... : TX110 Standards........................... : FCC CFR47 Part 15 Section 15.247:2012 Date of Receipt sample.... : Nov.22, 2013 Date of Test....................... : Nov.26,2013~Jan.15, 2013 Date of Issue...................... : Jan.16, 2014 Test Result......................... : Pass * *Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Prepared By: Waltek Services (Shenzhen) Co., Ltd. Address: 1/F., Fukangtai Building, West Baima Road, Songgang Street, Baoan District, Shenzhen, Guangdong, China Testing location: The same as above Tel :+86-755-83551033 Fax:+86-755-83552400 Compiled by: Approved by: Maikou Zhang / Project Engineer Philo Zhong / Manager Reference No.: WTS13S1109303E Page 2 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn 2 Test Summary Test Items Test Requirement Result Radiated Spurious Emissions 15.205(a) 15.209 15.247(d) PASS Band edge 15.247(d) 15.205(a) PASS Conduct Emission 15.207 PASS 20dB Bandwidth 15.247(a)(1) PASS Maximum Peak Output Power 15.247(b)(1) PASS Frequency Separation 15.247(a)(1) PASS Number of Hopping Frequency 15.247(a)(1)(iii) PASS Dwell time 15.247(a)(1)(iii) PASS Maximum Permissible Exposure (Exposure of Humans to RF Fields) 1.1307(b)(1) PASS Reference No.: WTS13S1109303E Page 3 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn 3 Contents Page 1 COVER PAGE...................................................................................................................................... 1 2 TEST SUMMARY.............................................................................................................................................2 3 CONTENTS.......................................................................................................................................................3 4 GENERAL INFORMATION.............................................................................................................................5 4.1 GENERAL DESCRIPTION OF E.U.T...........................................................................................................5 4.2 DETAILS OF E.U.T.....................................................................................................................................5 4.3 CHANNEL LIST............................................................................................................................................5 4.4 TEST FACILITY............................................................................................................................................5 4.5 TEST LOCATION..........................................................................................................................................5 5 EQUIPMENT USED DURING TEST.............................................................................................................6 5.1 EQUIPMENTS LIST......................................................................................................................................6 5.2 MEASUREMENT UNCERTAINTY..................................................................................................................6 5.3 TEST EQUIPMENT CALIBRATION................................................................................................................6 6 CONDUCTED EMISSION...............................................................................................................................7 6.1 E.U.T. OPERATION....................................................................................................................................7 6.2 EUT SETUP................................................................................................................................................7 6.3 CONDUCTED EMISSION TEST RESULT......................................................................................................8 7 RADIATED SPURIOUS EMISSIONS..........................................................................................................10 7.1 EUT OPERATION :....................................................................................................................................10 7.2 TEST SETUP.............................................................................................................................................11 7.3 SPECTRUM ANALYZER SETUP.................................................................................................................12 7.4 TEST PROCEDURE...................................................................................................................................13 7.5 CORRECTED AMPLITUDE & MARGIN CALCULATION................................................................................13 7.6 SUMMARY OF TEST RESULTS..................................................................................................................14 8 BAND EDGE MEASUREMENT...................................................................................................................17 8.1 TEST RESULT:.....................................................................…

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Reference No.: WTS13S1109303E Page 34 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn 16 Photographs – Test Setup 16.1 Photograph – Radiation Spurious Emission Test Setup Below 30MHz 30MHz-1GHz Reference No.: WTS13S1109303E Page 35 of 44 Waltek Services (Shenzhen) Co.,Ltd. http://www.waltek.com.cn Above 1GHz 16.2 Photograph – Conducted Emission Test Setup