- 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 - Dual switched autosensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE (GRP2603P only) - 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 - *PSU is not included*
Technical Specifications
Call Waiting: Yes Conference Calling: Yes Corded or Cordless: Corded EHS: Yes Ethernet Ports: 1 Headset Port: Yes LCD Backlit Display: Yes Number SIP Accounts/Identities: 6 Power Source: PoE Speakerphone: Yes Wall Mountable: Yes Color: Black
Product Details
Manufacturer:
Model Number:
ASIN:
UPC:
Condition:
Weight:
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Updated:
Added:
GRAND STREAM
GS-GRP2603P
B08SYZF4WJ
6947273703235
New
2.36 lbs
12 X 5 X 9
Apr 15, 2026
Oct 29, 2025
Product Identifiers:
Brand: Grand Stream •
Part #: GS-GRP2603P • UPC: 6947273703235 • ASIN: B08SYZF4WJ • Category: Business Phones