Connection standard: DECT (digital); Package contents: tube base ; Radius of action indoors: 50 ;m; Radius of action on the ground: 150 ;m; Functions/capabilities: Caller ID Loud link (speakerphone) Night mode ; Supported handsets (base): 5 ;pc; Phonebook: 100 ;rooms; Polyphonic ringtones: +; Ringtones: 10 ;pc; Memory outgoing: 10 ;rooms; The display on the handset: monochrome; Display backlight: +; The backlighting: +; Keypad lock: +; The time in standby mode: 168 ;h; The time in conversation mode: 8 ;h; Search tube: +; The possibility of mounting on wall: +; ...