- High-resolution 4.3" TFT-colour display
- Dedicated display for extension monitoring
- Up to 48 BLF keys (12 physical)
- Improved graphical user interface
- Wideband graphical user interface
- Wideband hands-free talking
- Digital Signal Processor (DSP) enhanced audio quality
- 2-port Gigabit Ethernet switch (RJ45) IEEE 802.3
- Power over Ethernet IEEE 802.3af, Class 3
- USB headset (1) ready
- D3 Expansion Module (1) ready
- Support for USB WiFi stick
- Electronic Hook Switch (EHS) (1) support for wireless headsets
- Built-in Bluetooth compatibility