Snom Technology M18 KLE SIP DECT 4 Line Deskset Remote Control The Wheeler Prls Is The Strobe The Wheeler Prls Is The Most Effective Instrument Available For Precision Scope Alignment 700 Watts Total Channel Micro Amplifier with wire harness 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 5mm corded headset jack 4 line call handling between active and held Local phonebook up to 1