Grandstream GXP1625 is a reliable and user-friendly IP phone tailored for small business environments. This device supports up to 2 SIP accounts and 2 simultaneous line appearances, making it ideal for professionals who need clear and efficient communication. Featuring a crisp 132 x 48 backlit graphical LCD display, the GXP1625 presents caller ID, menus, and customizable programmable content with clarity.

Equipped with full HD wideband audio on both the handset and speakerphone, the phone guarantees superior sound quality, enhanced by acoustic echo cancellation (AEC), adaptive jitter buffer (AJB), packet loss concealment (PLC), and automatic gain control (AGC). The device supports standard voice codecs ensuring broad interoperability.

Designed for seamless network integration, the GXP1625 offers dual-switched 10/100 Mbps Ethernet ports and integrated Power over Ethernet (IEEE 802.3af), reducing cable clutter and installation costs. Its telephony features include 3-way conferencing, multiple call handling capabilities (hold, transfer, call forward, call park/pickup), and up to 1000 contact entries with call history for efficient call management.

Security and provisioning are prioritized with support for TLS, SRTP, HTTPS, AES-256 encrypted configuration files, 802.1x network access control, and automated provisioning using TR-069 or encrypted XML config files. The phone is compatible with Plantronics headsets via EHS support and RJ9 headset jack.

Physically, the GXP1625 features a two-position adjustable stand and wall-mount options to fit various workspace layouts. Its compact design and eco-friendly integrated PoE power supply make it an excellent choice for small to medium call volume office settings.