Connection standard: DECT (digital); Package contents: tube base ; Radius of action indoors: 50 ;m; Radius of action on the ground: 300 ;m; Functions/capabilities: Caller ID Caller ID Intercom (internal link) Conference-link ; Supported handsets (base): 4 ;pc; Supported databases (tube): 1 ;pc; Phonebook: 50 ;rooms; Polyphonic ringtones: +; Ringtones: 10 ;pc; Memory included: 20 ;rooms; Memory outgoing: 10 ;rooms; The display on the handset: monochrome; Display backlight: +; Keypad lock: +; Dimensions of the tube (Wksht): 148x48x26 ;mm; The weight of the tube: 105 ;y; The time in standby mode: 180 ;h; The time in conversation mode: 10 ;h;...