YZZHT70XANALOG TELEPHONE ADAPTER

HT704 User Manual www.grandstream.com Firmware Version 1.0.0.17 http://esupport.grandstream.com Grandstream Networks, Inc. HT704 Analog Telephone Adaptor Grandstream Networks, Inc. HT-704 User Manual Page 2 of 32 Firmware Version 1.0.0.17 Last Updated: 02/2012 T ABLE OF CONTENTS HT704 User Manual WELCOME.................................................................................................................................................... 4 SAFETY COMPLIANCES................................................................................................................................. 4 WARRANTY.................................................................................................................................................. 4 CONNECT YOUR HT704 ............................................................................................................................. 5 EQUIPMENT PACKAGING...............................................................................................................................5 CONNECTING THE HT704............................................................................................................................. 5 PRODUCT OVERVIEW ................................................................................................................................ 8 SOFTWARE FEATURES OVERVIEW................................................................................................................ 8 HARDWARE SPECIFICATION.......................................................................................................................... 9 BASIC OPERATIONS ................................................................................................................................ 10 UNDERSTANDING HT704 VOICE PROMPT................................................................................................... 10 PLACING A PHONE CALL............................................................................................................................. 11 CALL HOLD................................................................................................................................................ 12 CALL WAITING........................................................................................................................................... 12 CALL TRANSFER........................................................................................................................................ 12 3-WAY CONFERENCING............................................................................................................................. 13 FAX SUPPORT........................................................................................................................................... 13 CALL FEATURES ...................................................................................................................................... 14 CONFIGURATION GUIDE ......................................................................................................................... 15 CONFIGURING THE HT704 THROUGH VOICE PROMPTS................................................................................ 15 CONFIGURING THE HT704 VIA WEB BROWSER........................................................................................... 15 IMPORTANT SETTINGS................................................................................................................................16 Preferred VOCODER (Codec) ................................................................................................................ 16 ADVANCED USER CONFIGURATION............................................................................................................. 19 SAVING THE CONFIGURATION CHANGES..................................................................................................... 28 REBOOTING THE HT704 FROM REMOTE...................................................................................................... 28 CONFIGURATION THROUGH A CENTRAL SERVER.......................................................................................... 28 SOFTWARE UPGRADE............................................................................................................................. 29 FIRMWARE UPGRADE THROUGH TFTP/HTTP/HTTPS ................................................................................ 29 CONFIGURATION FILE DOWNLOAD.............................................................................................................. 30 FIRMWARE AND CONFIGURATION FILE PREFIX AND POSTFIX........................................................................ 30 MANAGING FIRMWARE AND CONFIGURATION FILE DOWNLOAD..................................................................... 30 RESTORE FACTORY DEFAULT SETTING.............................................................................................. 31 Grandstream Networks, Inc. HT-704 User Manual Page 3 of 32 Firmware Version 1.0.0.17 Last Updated: 02/2012 TABLE OF FIGURES HT704 U SER MANUAL F IGURE 1: CONNECTING THE HT704 ............................................................................................................................... 5 FIGURE 2: HT704 CONNECTION DIAGRAM...................................................................................................................... 7 T ABLE OF TABLES HT704 USER MANUAL T ABLE 1: DEFINITIONS OF THE HT704 CONNECTORS.................................................................................................. 5 TABLE 2: DEFINITIONS OF THE HT704 LEDS................................................................................................................ 6 TABLE 3: HT704 TECHNICAL SPECIFICATIONS............................................................................................................. 8 TABLE 5: HT704 IVR MENU DEFINITIO…

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Grandstream Networks, INC Address: 5F, Bldg #1, No.2 Kefa Rd., Science & Technology Park, Shenzhen, China Phone: 0755-26014600 FAX : 0755-26014601 AGENCY AUTHORIZATION LETTER FCC ID:YZZHT70X Date:2011/12/31 To whom it may concern: We, the undersigned, hereby authorize ECMG to act on our behalf , as our agent ,in the following matters related to the FCC approval of our products: report submittal, related correspondence, the signing of all documents relating to the matters. and any other lawful activity necessary to obtain such certification. Any act carried out by ECMG within the scope of this authorization shall have the same effects as our own. This authorization shall expire 6 months from original date , if you have any question regarding the authorization , please don’t hesitate to contact us , thank you. Sincerely,

Grandstream Networks,INC Date: 2011/12/31 Federal communications commission Authorization and Evaluation Division FCC ID:YZZHT70X Confidentiality Request Pursuant to section 0.457 and 0.459 of the commission’s rules, the applicant hereby requests confidential treatment of information accompanying this application as outline below: Exhibit Type File Name Schematics YZZHT70X_Schematics.pdf Block diagram YZZHT70X _Block Diagram.pdf Operational description YZZHT70X _Operation description.pdf The above materials contain trade secrets and proprietary information not customarily released to the public, the public disclosure of these matters might be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to rule 0.457, disclosure of this application and all accompanying documentation will not be made before the date of the grant for this application. Sincerely,

External Photos For model:HT702 EUT- Top View EUT- Bottom View EUT- I/O Ports View Adapter#1 View RJ-45 Cable View For model:HT704 EUT- Top View EUT- Bottom View EUT- I/O Ports View Adapter#2 View RJ-45 Cable View

FCC Product Label & Label Location Proposed FCC Label format: FCC Label Location:

Internal Photos For model:HT702 EUT-Uncovered View Mainboard- Top View Mainboard- Bottom View For model:HT704 EUT-Uncovered View Mainboard- Top View Mainboard- Bottom View

www.ecmg-global.net EMI TEST REPORT On Model Name: Analog Telephone Adapter Model Number: HT702, HT704 Brand Name: Grandstream Prepared for Grandstream Networks, INC FCC ID Number: YZZHT70X According to FCC 47 CFR Part 15, Subpart B Test Report #: SHE-1112-10757-FCC Prepared by: Sewen Guo Reviewed by: Jawen Yin QC Manager: Swall Zhang Test Report Released by: February 6, 2012 ⎯⎯⎯⎯⎯⎯⎯ ⎯⎯⎯⎯⎯⎯⎯ Swall Zhang Date Test Location Tests performed in a Certified ANSI Semi-Anechoic Chamber and Shielded Room. Test Site Location : Galanz 25 South Ronggui Rd., Shunde, Foshan, Guangdong, China Tel : (86)-757-23612785 Fax : (86)-757-23612537 Test Facility The test facility was recognized, certified, or accredited by the following organizations: z CNAL – LAB Code: L2244 Galanz EMC Laboratory has been assessed and in compliance with CNAL/AC01:2002 accreditation criteria for testing laboratories (identical to ISO/IEC 17025:2005 General Requirements)for the Competence of Testing Laboratories. z FCC – Registration No.: 580210 Galanz EMC Laboratory has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC was maintained in our files. Table of Contents GOVERNMENT DISCLAIMER NOTICE ________________________________________________ 2 REPRODUCTION CLAUSE ___________________________________________________________ 2 OPINIONS AND INTERPRETATIONS _________________________________________________ 2 STATEMENT OF MEASUREMENT UNCERTAINTY ____________________________________ 2 ADMINISTRATIVE DATA____________________________________________________________ 3 EUT DESCRIPTION _________________________________________________________________ 4 TEST SUMMARY____________________________________________________________________ 6 TEST MODE JUSTIFICATION________________________________________________________ 7 EUT EXERCISE SOFTWARE__________________________________________________________ 7 EQUIPMENT MODIFICATION________________________________________________________ 7 TEST SYSTEM DETAILS_____________________________________________________________ 8 EUT SAMPLE PHOTO ______________________________________________________________10 ATTACHMENT 1 - CONDUCTED EMISSION TEST RESULTS _________________________21 ATTACHMENT 2 – RADIATED EMISSION MEASUREMENT ___________________________31 FCC Test Report #: SHE-1112-10757-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 1 of 51 List Attached Files Exhibit Type File Description File Name Test Report Test Report YZZHT70X _Test report.pdf Operation Description Technical Description YZZHT70X_operation description.pdf External Photos External Photos YZZHT70X_External Photos Internal Photos Internal Photos YZZHT70X_Internal Photos Block Diagram Block Diagram YZZHT70X_Block Diagram.pdf Schematics Circuit Diagram YZZHT70X _Schematics.pdf ID Label/Location Label and Location YZZHT70X _Label & Location.pdf User Manual User Manual YZZHT70X _User Manual.pdf Test setup photos Test setup photos YZZHT70X _Test Setup Photos FCC Test Report #: SHE-1112-10757-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 2 of 51 Government Disclaimer Notice When government drawing, specification, or other data are used for any purpose other than in connection with a definitely related government procurement operation, the United States Government thereby incurs no responsibility nor any obligation whatsoever; and the fact that the Government may have formulated, furnished, or in any way supplied the said drawing, specifications, or other data, is not to be regarded by implication or otherwise in any manner licensing the holder or any other person or corporation, or conveying any rights or permission to manufacture, use, or sell patented invention that may in any way be related thereto.This report must not be used to claim product endorsement by NVLAP or any agency of the U.S. Government. Reproduction Clause Any reproduction of this document must be done in full. No single part of this document may be reproduced without permission from ECMG Electronic Technical Testing Corp (Shenzhen). Opinions and Interpretations This test report relates to the abovementioned equipment under test (EUT).Without the permission of ECMG Electronic Technical Testing Corp (Shenzhen) Test Lab this test report is not permitted to be duplicated in extracts. This test report does not entitle to carry any test mark on this or similar products. The manufacturer has sole responsibility of continued compliance of the device. Statement of Measurement Uncertainty The data and results referenced in the document are true and accurate. The reader is cautioned that there may be errors within the calibration limits of the equipment and facilities that can account for a nominal measurement error. Furthermore, component and process variability of devices similar to that tested may result in additional deviation. FCC Test Report #: SHE-1112-10757-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 3 of 51 Administrative Data Test Sample : Analog Telephone Adapter Model Numbers : HT702, HT704 Model Tested : HT702, HT704 Receipt Date : December 19, 2011 Date Tested : December 20, 2011 to December 29, 2011 Applicant : Grandstream Networks, INC Address 5F, Bldg #1, No.2 Kefa Rd., Science &Technology Park, Shenzhen, China Telephone : +86-755-26014600 Fax : +86-755-26014601 Manufacturer : Grandstream Networks, INC Address 5F, Bldg #1, No.2 Kefa Rd., Science &Technology Park, Shenzhen, China Telephone : +86-755-26014600 Fax : +86-755-26014601 Factory : Grandstream Networks, INC Address 5F, Bldg #1, No.2 Kefa Rd., Science Technology Park, Shenzhen, China Telephone : +86-755-26014600 Fax : +86-755-26014601 FCC Test Report #: SHE-1112-10757-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic T…

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Test Set-up Photos For model:HT702 Connected to PC:Conducted Emission Test Set-up IP Call:Conducted Emission Test Set-up For model:HT704 Connected to PC:Conducted Emission Test Set-up IP Call:Conducted Emission Test Set-up For model:HT702 IP Call: Radiated Emission Test Set-up(9kHz to 30MHz) For model:HT704 IP Call: Radiated Emission Test Set-up(9kHz to 30MHz) For model:HT702 IP Call:Radiated Emission Test Set-up(Below 1GHz) IP Call:Radiated Emission Test Set-up(Above 1GHz) Connected to PC:Radiated Emission Test Set-up (Below 1GHz) Connected to PC:Radiated Emission Test Set-up (Above 1GHz) For model:HT704 IP Call:Radiated Emission Test Set-up(Below 1GHz) IP Call:Radiated Emission Test Set-up(Above 1GHz) Connected to PC:Radiated Emission Test Set-up (Below 1GHz) Connected to PC:Radiated Emission Test Set-up (Above 1GHz)