Snom Technology M18-KLE SIP DECT 4-Line Deskset

3.5-inch 102 x 66 pixels (w x h) mono LCD LCD backlighting (blue/white) Message waiting LED 4 programmable LED backlit line keys 17 dedicated feature keys 4-way navigational pad 32 speed dial keys (2 pages x 16) HD voice for receiver and speakerphone Full-duplex speakerphone HAC receiver 2.5mm corded headset jack 4-line call handling between active and held Local phonebook up to 1,000 entries Call history up to 200 entries XML/LDAP remote phonebook Do Not Disturb (DND) 3-way local conference N-way network conference External/Internal call transfer between DECT phones Intercom between DECT phones1 Mute Redial Call transfer: blind/attended Call hold Call forwarding: per-line basis (busy/always/no answer) Call timer (call duration) Caller ID Phonebook matching (incoming and outgoing calls) Multi-language support Keypad lock 36 hours/7 hours standby time/talk time Included AC Adapter Deskset battery: 2.4v/750 mAh Ni-MH