Multifunction standard phone - ST500: higher performances - Alphanumeric LCD display (16 characters) - Caller ID visualization - Caller name visualization (if memorized) - Hands free - 15 one touch programmable memory keys, preset to activate Esse-ti PABX services - 9 two touch memories - Missed and answered calls list (up to 20 numbers with time and date of each call) - Dialed calls list (up to 25 numbers with date and duration of each call) - 80 phonebook memories - Ergonomic design - Easy-to-use - Main functions - Incoming/missed calls led indicator and in use led indicator - Call barring - Last number redial - Pause key - R key - 8 ringtones - No battery power - 2 wires connection - Dimensions: 185 x 110 x 220 mm - Weight: 700 g -