Fixed feature keys, including keypad, conference, transfer, hold, apps, directories, voice messaging and more
Supports XML
Provides SSL-based VPN client
Supports wideband audio
Full-duplex speakerphone
2-port Gigabit Ethernet switch supports a co-located PC
Integrated headset jack
Dual position foot stand, wall mountable
Powered via 802.3af Power over Ethernet (PoE), optional PoE injector, or optional Cisco Power Cube 4 (power sold separately; see drop down option above)
Compatibility
Cisco Unified Communications Manager - 8.5.1, 8.6.2, 9.1.2, and 10.0 and later; requires an Enhanced User Connect License (UCL) in order to connect to Cisco Unified Communications Manager
Cisco Unified Communications Manager Express (Unified CME) - 10.0 and later through fast track
Cisco Business Edition 6000 (BE 6000) - 8.6.2, 9.1.2, 10.0 and later
Cisco Hosted Collaboration Solution (HCS) - 8.6.2 and later (using supported UCM versions and above)