The Grandstream GXP1620 is a reliable and easy-to-use 2-line IP phone designed specifically for small business users seeking high-quality voice communication. Featuring support for 2 SIP accounts and 2 line keys with dual-color LEDs, the GXP1620 ensures smooth call handling and integration with your VoIP infrastructure.

Equipped with a 132 x 48 backlit graphical LCD display, navigating menus, viewing caller ID, and managing calls is intuitive and clear. The phone supports full-duplex HD audio on both the handset and speakerphone, using wideband codecs (such as G.722) for crystal-clear voice clarity.

Additional productivity features include 3 XML programmable context-sensitive soft keys, 13 dedicated function keys, and 3-way local conferencing to facilitate seamless collaboration. Dual switched 10/100 Mbps Ethernet ports enable network pass-through, simplifying desktop networking.

The GXP1620 also supports Electronic Hook Switch (EHS) compatibility with Plantronics headsets via an RJ9 headset jack, enhancing user convenience.

Security and manageability are thoroughly addressed with support for TLS and SRTP encryption, 256-bit AES encrypted configuration files, TR-069 remote management, firmware upgrades via TFTP/HTTP/HTTPS, and mass provisioning capability. The device supports a large phonebook of up to 1000 contacts and stores call history up to 200 records.

Note: The GXP1620 requires an external power supply, unlike the GXP1625 variant which includes built-in PoE (Power over Ethernet).

Physical Dimensions: 209mm x 184.5mm x 76.2mm (including handset). Operating temperature range is 0°C to 40°C.

Ideal for small business environments, the Grandstream GXP1620 offers a feature-rich, secure, and user-friendly VoIP telephony solution with a modern design and proven reliability.