- 12 bi-color line keys (with 6 SIP accounts), 5 XML programmable context sensitive soft keys
- 48 programmable and customizable BLF / speed dial keys, support 4 GXP2200EXT
- Built-in Bluetooth for syncing headsets and mobile devices, contacts, calendars and transferring calls
- Built-in PoE to power devices and provide network connectivity
- Supports EHS compatible Plantronics headsets
- Built-in USB port for data import and export
- TLS and SRTP encryption technologies to protect calls and accounts
- 5-way audio conference for convenient conference calls
- Use with Grandstream UCM6200 Series IP PBX for Zero-Config support, one-touch call recording, etc.