Black. Suitable for wall mounting. Telephone features: 50 name and number memories. Ringer volume control. Speaker volume control. 20 ringtones. Up to 10 hours talktime. Up to 120 hours standby time. 50 call log. Caller ID. Call transfer. Call timer. Last number redial. Amber LCD display. Keypad lock on handset. Supports up to 6 handsets. Alarm. Clock. General information: Batteries required 2 x AAA rechargeable per handset (included) .