DTMF / FSK Caller ID Up to 50 Incoming Calls Up to 15 Outgoing Calls Pre-Dial Function Speakerphone Last Number Redial IDD code and PABX Dial Code Setting Anti Theft Function (Prevent Another Parallel Phone Use) Big LCD Display Clock and Timer Flash Time Selectable ( 90 / 95 / 100 / 120 / 180 / 300 / 600 / 1000ms) Contrast Adjustable Music On Hold 8 One Touch Memory 10 Two Touch Memory Surge Protection Ringer Volume (HI / LOW / OFF) Works Without Batteries
