TI TITAN chipset and TI voice engine, 132x64 graphic LCD, 3 VoIP accounts, Broadsoft /Avaya/Asterisk validated, HD Voice: HD Codec, HD Handset, HD Speaker, 45 keys including 13 programmable keys, BLF/BLA, SMS, Voicemail, Intercom, Localized language, XML phonebook, FTP/TFTP/HTTP, PnP Auto-provision, SRTP/HTTPS/TLS, VLAN, QoS, PoE, Headset, 2xRJ45, Expansion module.