High-resolution 4.3" TFT-colour displayDedicated displays for extension monitoringUp to 24 BLF keys (6 physical)Improved graphical user interfaceDual-angle footstand: 46 and 28 Wall mountableWideband hands-free talking Digital Signal Processor (DSP) ehanced audio quality 2-port 1-Gigabit Ethernet switch (RJ45) IEEE 802.3 Power over Ethernet IEEEaf Class 3USB headset readyD7 Expansion Module ready Support for USB WiFi stick Electronic Hook Switch (EHS) support for wireless headsets Built-in Bluetooth compatibility12 SIP identities / accountsXML browser Call lists for dialed received and missed calls Local directory with 10000 entries Multiple language support DTMF in-band / out-of-band / SIP-INFO Interoperable with all major IP PBX platforms Speed dialing URL dialing Local dial plan Automatic redial on busyCall completion (busy/unreachable) Caller identification Call waiting Call blocking (deny list)Auto answer Hold Music on hold Handling of up to 4 simultaneous calls Blind and attended transfer Call forwarding 3-way conferencing on the phone Extension monitoring call pickup Call park call unpark Multicast paging DND mode (do not disturb )Keyboard lock Client matter code (CMC)