Feature 1 [Dual System and Adjustable Volume] DTMF FSK dual system caller ID (automatic identification). Press the button to set the volume and hands free volume, no switch is required. 2 [Incoming Number and Outgoing Number]Incoming call number and call time record 50 groups (8 digits) or 32 groups (16 digits). 14 groups (8 digits) or 8 groups (16 digits) of outgoing numbers and call time records. 3 [LCD and Wire Collection] Real time date and week display, adjustable 5 levels LCD brightness, 16 common ringtones to choose from. 199 hours do not disturb, automatically take up the wire when you forget. 4 [Flash Time and Smart Settings] FLASH time 90/95/100/120/180/300/600/1000ms/optional. Set electronic anti theft, optional soft setting P/T, no switch required. 5 [Lock Alarm Music Function] Button 4 speed or 2 speed lock function. 3 groups of alarm function settings, each group is different. Built in music retention function, automatically released when the phone is lifted.Item Type: Corded TelephoneMaterial: ABSModel: 101-AColor: WhiteFunctions: Caller ID and call time record, outgoing call number and call time record, real time date and week display, etc.Scope of Application: Office, home, hotel, etc. Package List1 x Telephone 1 x Handset1 x Connection Line1 x Telephone Line1 x Manual