Main features Features Type Analogue/DECT telephone Answering machine No Handset type Wireless handset Maximum indoor distance 50 m Maximum outdoor distance 300 m Number of melodies 20 GAP-compatible Yes Design Mounting type Wall Product colour Anthracite Senior citizen's telephone No Number of buttons 14 Telephone features Handsfree facility Yes Telephone book capacity 100 entries Call management Caller identification Yes Redial Yes Scope of redial list 10 Calling line identification (CLIP) Yes Speed dialling Yes Management functions Alarm clock Yes Screen Built-in display Yes Screen diagonal 5 08 cm (2" ) Display deviceManagement functions Alarm clock Yes Screen Built-in display Yes Screen diagonal 5.08 cm (2" ) Display 34 x 37 mm Screen resolution 96 x 64 pixels Connections and interfaces Plug & Play Yes Power AC input voltage 230 V DC Power AC input voltage 230 V Battery/battery type AAA Number of batteries supported 2 Battery technology Nickel metal hydride (NiMH) Talk time 14 h Standby time 180 h Weight and dimensions Base dimensions 44 x 88 x 105 mm Handset dimensions (WxDxH) 49 x 28 x 155.