Answering machine features: Notification message by call, recording time 30 minutes, operation on the handset and on the base, voice output on the handset and on the base, user-friendliness: 1.8 inch display, symbol menu, caller display (CLIP), display lighting (white), illuminated keypad, smart key (NR key), 4-way navigation key, hands-free, languages (display) 14, polyphonic call melodies 30 melodies / 10 ring tones, night mode, redial memory 10 numbers, caller list, caller number display CLIP, security: key lock, dial lock, encrypted voice transmission, blocking unwanted callers (30 numbers), multifunctionality: handset search (paging), conference call (3), number of bookable handsets on the base station 6, additional features: individual sound amplification treble or bass, clear sound technology, reduced power consumption 0.8 watts + 0.2 watts (for each additional MT) (standby), low radiation, call display via smart button, clock, date, alarm function (with snooze function), ringing base station, technical data: menu language 14, color black, display 1.8 inch, white, illuminated graphic display, phone number memory 120 names & numbers, caller list 50 names & numbers, last number redial 10 names & numbers, standby (hours) 170 hrs., operating time 15 hrs., charging time 7 hrs., base station dimensions (W x D x H): 107 x 86 x 77 mm, handset dimensions (W x D x H) 48 x 29 x 164 mm, handset weight 129 g.