Part of the GRP series of Carrier-Grade IP Phones, the GRP2603 is an essential 3-line model designed with zero-touch provisioning for mass deployment and easy management. It features 5-way voice conferencing to maximize productivity, integrated PoE (GRP2603P), and is supported by Grandstream’s Device Management System (GDMS). Built for the basic needs of on-site or remote desktop workers the GRP2603 offers an easy-to-use and easy-to-deploy voice endpoint. Part of the GRP series of Carrier-Grade IP Phones, the GRP2603 is an essential 3-line model designed with zerotouch provisioning for mass deployment and easy management. It features a sleek design and a suite of nextgeneration features including: 5-way voice conferencing to maximize productivity, integrated PoE (GRP2603P), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage.