EEB-DTGHMUTXRF Tranasmitter

Digital Products of Delaware Inc. 625 SW 9 th Terrace Pompano Veach FL 33069 Date : March 17, 2003 Federal Communication Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 U.S.A In re : Digital Products of Delaware Inc. FCC ID : EEB-DTGHMUTX Security/Remote control Transmitter Part 15 Certification Request for Confidentiality Gentlemen : In accordance with 0.459 of CFR 47, Digital Products of Delaware Inc. hereby requests Confidentiality of the Block Diagrams attachment, Schematic Diagrams attachment, and Operational Description attachment for the above referenced Certification application. These documents contain detailed system and equipment description and related information about the product which Digital Products of Delaware Inc. considers to be proprietary, confidential, and custom design and, otherwise, would not release to the general public since this design is a basis from which future technological products will evolve, Digital Products of Delaware Inc. feels this information would be of benefit to its competitors, and that the disclose of the information in these documents would give our competitors an unfair advantage in the market. Sincerely Yours, Woonyoung Lee ----- CTO R & D Center

REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 AT TA CH MEN T B. - EXTERNAL PHOTOS REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525

REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 www.hctec.co.kr ATTACHMENT A. - ID LABEL INFORMATION AND LOCATION PHOTOS REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 www.hctec.co.kr 1.1 Label Location Photos The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase.(Labeling requirements per 2.925) (SEE NEXT PAGE) REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 www.hctec.co.kr Model NO : HMU TELETEK POWER : DC 3.0 VDC FCC ID : EEB-DTGHMUTX Serial No : This device complies with part 15 of the FCC Rules Operation is subject 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 operation. MANUFACTURED BY Digital Products of Delaware, Inc. MADE IN KOREA Digital Products of Delaware, Inc

REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 ATTACHMENT F. - INTERNAL PHOTOS REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525

REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 ATTACHMENT I. - Test Plot(S) REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525

REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 ATTACHMENT J. - Test Plot(S) REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 REPORT NO : HCT-F03-0202 FCC ID : EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525

REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 www.hctec.co.kr ATTACHMENT D. - TEST SETUP PHOTOS REPORT NO : HCT-F03-0202 FCC ID :EEB-DTGHMUTX FEBRUARY 07, 2003 HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. SAN 136-1, AMI-RI , BUBAL-EUP, ICHEON-SI,KYOUNKI-DO, 467-701,KOREA TEL : +82 31 639 8518 FAX : +82 31 639 8525 www.hctec.co.kr RADIATED MEASUREMENT PHOTOS