RVBXP130BPT2.4GHz RF Wireless Presenter

11 A A Beam_Plus Transmitter Block-Diagram RESET U1 LASERMODULE KEY MATRIX R/COscillator CPU AntennaMatchingRFFILTER HT48R06 Frequencysynthesiser LNA CRC Code U2 : NRF24L01RF Single Chip FIFO In PA ProgrammingInterfaceGFSK Filter X1CRYSTAL16MHz ShockBurst Data In-Out 1 1 Beam_Plus TX Block Diagram A 1 1 Monday, August 21, 2006 TitleSize Document Number Rev Date: Sheet of

Chois Technology Co., Ltd. 305 Incheon-Venture Center, 169-1 Juan1-dong, Nam-gu, Incheon, Korea Tel: +82-32-246-3404, Fax: +82-32-246-3406 Power of Attorney Date: April 17, 2006 Compliance Certification Services Certification Division 561F Monterey Road Morgan Hill, CA 95037 To whom it may concern: We, the undersigned, hereby authorize ONETECH Corp., to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by ONETECH Corp on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). In authorizing ONETECH Corp., as our agent, we still recognize that we are responsible to: a) comply with the relevant provisions of the certification program; b) make all necessary arrangements for the conduct of the evaluation, including provision for examining documentation and access to all areas, records (including internal audit reports) and personnel for the purposes of evaluation (e.g. testing, inspection, assessment, surveillance, reassessment) and resolution of complaints; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) do not use our product certification in such a manner as to bring the Certification Division into disrepute and not make any statement regarding our product certification which the Certification Division may consider misleading or unauthorized; e) upon suspension or cancellation of certification, discontinue use of all advertising matter that contains any reference thereto and return any certification documents as required by the Certification Division; f) use certification only to indicate the products are certified as being in conformity with specified standards; g) endeavor to ensure that no certificate or report nor any part thereof is used in a misleading manner; h) ensure that any reference to our product certification in communication media such as documents, brochures or advertising, complies with the requirements of the Certification Division; i) keep a record of all complaints made known to the us relating to the product’s compliance with requirements of the relevant standard and to make these records available to the Certification Division when requested; j) take appropriate action with respect to such complaints and any deficiencies found in products or services that affect compliance with the requirements for certification; k) document the actions taken. This authorization is valid until further written notice from the applicant. Sincerely Yours, _________________________ Mr. Chul-Ok, Yeom / Assistant Manager Chois Technology Co., Ltd. Tel: +82-32-246-3404 Fax: +82-32-246-3406 E-Mail: [email protected]

#505 SK Apt. Factory, 223-28 Sangdaewon1-Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do 462-705 Korea [TEL]031-746-8500 [FAX]031-746-8700 CBTL -002 (Rev. 2) KOLAS www.onetech.co.k r Date : 2006. 09. 27 Ref. No : To : Application Examiner / Reviewing Engineer FCC Laboratory 7435 Oakland Mills Road Columbia, MD 21046 CC : Subject : Request for confidentiality per Section 0.459 of FCC Rules Applicant: Chois Technology Co., Ltd., FCC ID: RVBXP130BPT To whom it may concern, Request is hereby submitted, on behalf of my client, Chois Technology Co., Ltd., to withhold from public review certain portions of the application for equipment certification for the referenced FCC identifier. In particular, the following sections of the application and report are requested to be kept confidential: Schematics Rationale for request for confidentiality: Chois Technology Co., Ltd., has invested considerable time and materials in research and development to produce the referenced product. Disclosure of the confidential portions of this application to competitors would give them competitive advantage in developing similar products. If you have questions or need further information, please contact the undersigned. Sincerely, Y.K. Kwon / Chief Engineer Onetech Corp. Email: [email protected]

Helen Zhao Subject: FW: Chois Technology Co., Ltd., FCC ID: RVBXP130BPT, Assessment NO.: AN06T6196, Notice#1 10/9/2006 From: schong Sent: Sunday, October 08, 2006 8:12 PM To: Helen Zhao Subject: Chois Technology Co., Ltd., FCC ID: RVBXP130BPT, Assessment NO.: AN06T6196, Notice#1 Dear Ms. Helen, Thank you for your cooperation and kindness. Regarding the Assessment No. AN06T6196, we would like to inform you as follows, Question #1: This device is a transmitter, the associated receiver has USB port, but the user manual indicates differently: on page 2 of 8, it shows XP130bp Transmitter (USB port). Please explain and update the manual if necessary. ----> Please refer to attached revised manual. If you have any question, please feel free to contact us. Have a great day! Best Regards, S. C. Hong

FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904)

FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) IDENTIFICATION LABEL: PROPOSED FCC ID LABEL The FCC ID shall be permanently affixed to the rear side of the equipment 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 received, including interference that may cause undesired operations. Made in Korea FCC ID : RVBXP130BPT FCC ID

FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904)

Operation Summary • Transmitter 1. TX switch on and then DC 12V will be supplied to Micro Controller Unit (HT48R06A) and RF IC (nRF24L01). 2. Applied key function activates MCU, After setting modes and channels with RF IC in MCU, send DATA to RF IC. The RF IC will amplify and modulate the DATA. The DATA will be transmitted to Pattern antenna through the High pass antenna matching network.

Page 1 of 16 Report No.: E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003(Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-121, Korea (TEL: 82-31-746-8500 FAX: 82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do 464-860 Korea. (TEL: 82-31-765-8289 FAX: 82-31-766-2904) ELECTROMAGNETIC EMISSION C OMPLIANCE REPORT FOR LOW-POWER, NON-LICENSED TRANSMITTER Test Report No. : E069R-059 AGR No : A068A-013R Applicant : Chois Technology Co., Ltd. Address : 1102, DaeLim Building, 592-5, Dowha 1-dong, Nam-gu, Incheon, Korea Manufacturer : Chois Technology Co., Ltd. Address : Si-Jia Technopark, Shi-Jie Town, Dong-Guan City, GuangDong, China Type of Equipment : 2.4GHz RF Wireless Presenter FCC ID. : RVBXP130BPT Model Name : XP130bpT Serial number : None Total page of Report : 16 pages (including this page) Date of Incoming : September 11, 2006 Date of issue : September 28, 2006 SUMMARY The equipment complies with the regulation; FCC Part 15 Subpart C Section 15.249. This test report only contains the result of a single test of the sample supplied for the examination. It is not a generally valid assessment of the features of the respective products of the mass-production. Prepared by: Reviewed by: Young-Min, Choi / Senior Engineer Y. K. Kwon / Director EMC Div. EMC Div. ONETECH Corp. ONETECH Corp. Page 2 of 16 Report No.: E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003(Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-121, Korea (TEL: 82-31-746-8500 FAX: 82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do 464-860 Korea. (TEL: 82-31-765-8289 FAX: 82-31-766-2904) CONTENTS PAGE 1. VERIFICATION OF COMPLIANCE .............................................................................................3 2. TEST SUMMARY ..............................................................................................................................4 2.1 TEST ITEMS AND RESULTS..................................................................................................................................................4 2.2 ADDITIONS, DEVIATIONS, EXCLUSIONS FROM STANDARDS...............................................................................................4 2.3 RELATED SUBMITTAL(S) / GRANT(S)................................................................................................................................4 2.4 PURPOSE OF THE TEST.......................................................................................................................................................4 2.5 TEST METHODOLOGY........................................................................................................................................................4 2.6 TEST FACILITY...................................................................................................................................................................4 3. GENERAL INFORMATION ............................................................................................................5 3.1 PRODUCT DESCRIPTION.....................................................................................................................................................5 3.2 ALTERNATIVE TYPE(S)/MODEL(S); ALSO COVERED BY THIS TEST REPORT.....................................................................5 4. EUT MODIFICATIONS ....................................................................................................................5 5. SYSTEM TEST CONFIGURATION ...............................................................................................6 5.1 JUSTIFICATION...................................................................................................................................................................6 5.2 PERIPHERAL EQUIPMENT...................................................................................................................................................6 5.3 MODE OF OPERATION DURING THE TEST...........................................................................................................................6 5.4 CONFIGURATION OF TEST SYSTEM...................................................................................................................................6 5.5 ANTENNA REQUIREMENT..................................................................................................................................................6 6. PRELIMINARY TEST ......................................................................................................................7 6.1 AC POWER LINE CONDUCTED EMISSIONS TESTS.............................................................................................................7 6.2 GENERAL RADIATED EMISSIONS TESTS............................................................................................................................7 7. RADIATED EMISSION TEST, GENERAL REQUIREMENT....................................................8 7.1 TEST SET-UP.......................................................................................................................................................................8 7.2 MEASUREMENT UNCERTAINTY..........................................................................................................................................8 7.3 TEST EQUIPMENT USED......................................................................................................................................................8 7.4 FINAL RESULT OF MEASUREMENT..............................................................................................................................…

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FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904) FCC ID. : RVBXP130BPT Report No. : E069R-059 It should not be reproduced except in full, without the written approval of ONETECH. EMC-003 (Rev.0) HEAD OFFICE : #505 SK APT. Factory 223-28, Sangdaewon 1 Dong, Jungwon-Gu, Seongnam-City, Kyunggi-Do, 462-705, Korea (TEL: +82-31-746-8500, FAX: +82-31-746-8700) EMC Testing Dept : 307-51 Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyunggi-Do, 464-860, Korea. (TEL: +82-31-765-8289, FAX: +82-31-766-2904)