- 3 lines, 6 SIP accounts, up to 3 call appearances
- Supported by GDMS which provides a centralized interface to configure, provision, manage and monitor Grandstream devices
- Electronic Hook Switch (EHS) support for Plantronics, Jabra, and Sennheiser headsets
- Full-duplex speakerphone with HD audio to maximize audio quality and clarity
- Equipped with noise shield technology to minimize background noise
- Supports 5-way audio conferencing for easy conference calls
- Enterprise-level protection including secure boot, dual firmware images, and encrypted data storage
- Swappable faceplate to allow for easy logo customization
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 next generation features including: 5-way voice conferencing to maximize productivity, integrated PoE, Full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity.