Grandstream – GR-GRP2603


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The Grandstream GRP2603  is a 3-line carrier-grade IP phone, elegantly designed with next-generation features including 4-way voice conferencing, Full HD audio on both speaker and phone for users to communicate with maximum audio clarity, EHS support for Plantronics, Jabra and Sennheiser headsets and multilingual support.

Features of Grandstream GRP2603:

  • 3 lines, 3 SIP accounts
  • Supported by GDMS to configure, provision, manage and monitor Grandstream devices.
  • Electronic Hook Switch (EHS) support for Plantronics, Jabra and Sennheiser headsets
  • Full duplex speakerphone with HD sound for maximum sound quality and clarity
  • Dual 10/100/1000 Mbps Switched Gigabit Ethernet ports with autosensing
  • Supports 4-way audio conferencing for convenient conference calling
  • Enterprise-grade protection including secure boot, firmware and encrypted data storage
  • Replaceable faceplate for customizing logo



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