Feature:1. Caller ID: This home landline uses DTMF/FSK dual system, and the caller ID is automatically recognized.2. Adjustable Brightness: Real time date and week display, LCD brightness adjustable in 5 levels, ringtone volume adjustment.3. Multi Function: IP function and single‑key storage function (M1‑M10), R key transfer function, ringtone volume adjustment.4. Volume Setting: The software sets the ringing volume, pressing the button to set the ringing volume and hands free volume.5. Flash Time: 90 95 100 120 180 300 600 1000ms FLASH time of the home landline is software optional.Specification:Item Type: TelephoneModel: L019Material: PVCColour: BlackFeatures:1. DTMF/FSK Dual System Caller ID (Automatic Identification)2. Incoming Call Number and Call Time Record 50 Groups (8 Digits) or 32 Groups (16 Digits)3. 14 Groups (8 Digits) or 8 Groups (16 Digits) of Outgoing Numbers and Call Time RecordsReal-time Date and Week Display, Lcd Brightness Adjustable in 5 Levels4. 1~99 Hours Do Not Disturb5. 16 Common Ringtones to Choose6. Software to Set the Ring Volume, Button to Set the Ring Volume and Hands-free Volume9. 3 Groups of Alarm Function Settings, Each Group of Alarm Sound is Different10. IP Function and Single Key Storage Function (M1-M1)11. R Key Transfer Function12. Ringtone Volume Adjustment.Package List:1 x Telephone1 x Earpiece1 x Connection Line1 x Telephone Line1 x Manual