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This document is the installation guide for Grandstream Networks, Inc.'s HandyTone series of VoIP telephone adapters.

This Grandstream Networks, Inc. HT–286 Analog Telephone Adaptor User Manual provides information on the product's features and characteristics, such as connection methods, basic operations, and configuration guidelines.

HT502 User Manual introduces the features and characteristics of the product, including product overview, software features overview, hardware specifications, basic operations, configuration guide and other contents

This document is a quick user guide for the Grandstream HT Series Analog Telephone Adapters (ATA), providing information on basic operations such as making a call, call hold/resume, call waiting, call transfer, and 3-way conference.

This document is the user manual for Grandstream Networks, Inc. HT503 FXS/FXO Port Analog Telephone Adaptor, providing information about the features and characteristics of the product.

This is a Grandstream HT704 Analog Telephone Adapter QuickStart Guide

The document provides installation and configuration instructions for the Grandstream HT702 Analog Telephone Adapter. It emphasizes that the HT702 is not pre-configured to support emergency calls and users are responsible for purchasing SIP-compliant Internet telephone service and properly configuring the HT702 to use that service. Users should also periodically test the configuration to ensure it works as expected. If users fail to do so, they should purchase traditional wireless or landline telephone services to access emergency services. Grandstream does not provide connections to emergency services via the HT702 and disclaims any liability for claims, damages, or losses arising from the inability to use the HT702 to contact emergency services or failure to make additional arrangements to access emergency services.

The HT701 is a Grandstream analog telephone adapter that supports PSTN/ISDN phones with IP telephone systems.

This manual introduces the features and characteristics of Grandstream HT70X Analog Telephone Adaptor, including product overview, basic operations, configuration guide, software upgrade, etc.

This document is the GXE502X User Manual, which provides information on the configuration, features, and usage of the product.

This is a Grandstream GXE502x IPPBX quick start guide, which introduces how to set up GXE502x

This document is the GXW40XX user manual, which introduces the features and characteristics of the Grandstream Networks, Inc. Analog IP Gateway GXW40XX, including 4, 8 or 24 FXS ports, firmware version, etc.

Grandstream GXW40xx series is a gigabit access gateway device launched by Grandstream. It has 4, 8 or 24 FXS interfaces, supports 2 SIP account profiles, supports T.38 fax, flexible dialing plans, security protection and other functions

This manual introduces Grandstream GXW410x Analog IP Gateway. The gateway has 4 or 8 FXO ports and support video surveillance.