TRKHP-1500TDIGITAL GUEST PAGER

Rev 11/20/07 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: TRKHP-1500T 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 Block Diagram Schematics Parts List Operational Description Block Diagram (HP-1500T).pdf Schematics (HP-1500T).pdf Part List (HP-1500T).pdf Operational Description (HP-1500T).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. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name - - Sincerely, In-Seob Hwang / President Dae Myung Electronics Co., Ltd

CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com EUT External Photographs CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Adapter CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Adapter Label

CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Label and Location

CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com EUT Internal Photographs CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Main Board CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Display Board CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Switch Board

CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Test Report No.: CTK-2012-01172 Date: November 09, 2012 Page 1 of 17 This Report shall not be reproduced except in full without the written approval of CTK Form No.: CTK-RF-EF-Part15 Subpart C(Rev.1) TEST REPORT According to : FCC 47CFR part 15 subpart C § 15.231 Test Report No. : CTK-2012-01172 Date of Issue : November 09, 2012 FCC ID : TRKHP-1500T Equipment Under Test : HP-1500T Kind of Product : Digital Guest Pager Applicant : Dae Myung Electronics Co., LTD Applicant Address : 29-1, SongPa-Dong, SongPa-Ku, Seoul, 138-170 South Korea Manufacturer : Dae Myung Electronics Co., LTD Manufacturer Address : 29-1, SongPa-Dong, SongPa-Ku, Seoul, 138-170 South Korea Contact Person : In-Seob Hwang / President Telephone : +82-2-419-7576 Received Date : May 22, 2012 Test period : Start : July 11, 2012 End : October 16, 2012 Test Results : In Compliance Not in Compliance The test results presented in this report relate only to the object tested. Tested by Reviewed by Young-taek Lee Test Engineer Young-Joon, Park Technical Manager Date: November 09, 2012 Date: November 09, 2012 CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Test Report No.: CTK-2012-01172 Date: November 09, 2012 Page 2 of 17 This Report shall not be reproduced except in full without the written approval of CTK Form No.: CTK-RF-EF-Part15 Subpart C(Rev.1) REPORT REVISION HISTORY Date Revision Page No November 09, 2012 Issued (CTK-2012-01172) All This report shall not be reproduced except in full, without the written approval of CTK Co., Ltd. This document may be altered or revised by CTK Co., Ltd. personnel only, and shall be noted in the revision section of the document. Any alteration of this document not carried out by CTK Co., Ltd. will constitute fraud and shall nullify the document. CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Test Report No.: CTK-2012-01172 Date: November 09, 2012 Page 3 of 17 This Report shall not be reproduced except in full without the written approval of CTK Form No.: CTK-RF-EF-Part15 Subpart C(Rev.1) TABLE OF CONTENTS REPORT REVISION HISTORY ........................................................................................... 2 1.0 General Product Description ................................................................................ 4 1.1 Model Differences .............................................................................................. 4 1.2 Device Modifications ........................................................................................... 4 1.3 Peripheral Devices ............................................................................................. 4 1.4 Calibration Details of Equipment Used for Measurement ......................................... 4 1.5 Test Facility ....................................................................................................... 5 1.6 Laboratory Accreditations and Listings .................................................................. 5 2.0 Summary of tests .............................................................................................. 6 2.1.1 Power line conducted emissions (Section 15.207) ............................................ 7 2.1.2 Transmission requirement (Section 15.231(a)) .............................................. 10 2.1.3 Duty Cycle ................................................................................................ 12 2.1.4 Radiated emissions (Section 15.231(b)) ....................................................... 14 APPENDIX A – Test Equipment Used For Tests ................................................................. 17 CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Test Report No.: CTK-2012-01172 Date: November 09, 2012 Page 4 of 17 This Report shall not be reproduced except in full without the written approval of CTK Form No.: CTK-RF-EF-Part15 Subpart C(Rev.1) 1.0 General Product Description Type of equipment DIGITAL GUEST PAGER Equipment model name HP-1500T Frequency Range 915.0 MHz Type of Modulation Frequency Shift Keying Number of channels 1 Antenna type WHIP antenna Power Source DC 12 V 1.1 Model Differences Not applicable 1.2 Device Modifications The following modifications were necessary for compliance: Not applicable 1.3 Peripheral Devices 1.4 Calibration Details of Equipment Used for Measurement Test equipment and test accessories are calibrated on regular basis. The maximum time between calibrations is one year or what is recommended by the manufacturer, whichever is less. All test equipment calibrations are traceable to the Korea Research Institute of Standards and Science (KRISS), therefore, all test data recorded in this report is traceable to KRISS. Device Manufacturer Model No. Serial No. FCC ID or DoC - - - - - - - - - - CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Test Report No.: CTK-2012-01172 Date: November 09, 2012 Page 5 of 17 This Report shall not be reproduced except in full without the written approval of CTK Form No.: CTK-RF-EF-Part15 Subpart C(Rev.1) 1.5 Test Facility The measurement facility is located at 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea. 1.6 Laboratory Accreditations and Listings Country Agency Scope of Accreditation Logo USA FCC 3 m & 10 m OATS, 3 m & 10 m SAC and Conducted Test Site to perform FCC Part 15/18 measurements 805871 JAPAN VCCI 10 m OATS, 3 m & 10 m SAC and Conducted Test Site R-948, C-986 T-1843 KOREA KCC EMI (10 m OATS, 10 m SAC and Conducted Test Site) EMS (ESD, RS, EFT/Burst, Surge, CS, Magne…

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CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Test Setup Photographs and Configuration Conducted Voltage Emissions CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com Radiated Electric Field Emissions CTK Co., Ltd. 386-1, Ho-dong, Cheoin-gu, Yongin-si, Gyeonggi-do, 449-100, Korea Tel: +82-31-339-9970 Fax: +82-31-339-9855 www.e-ctk.com