SUPERCOM Caller ID Telephone & Keylock For High Cost Calls

-FSK/DTMF compatible;
FSK auto-adjust real time.
-32 digits for Pre-dial setting and editing function.
-24 rings and hold on music function.
-3-step lock (unlock, lock “0”, lock all).
-Pulse/Tone dialing mode.
Alarm clock and Anti-steal dialing function.
-Hands-free dialing and conversation.
Digital adjustment for the volume.
-LCD Back-light, the contrast adjustable, Anti-EMI and Thunder proof circuit design.
-10 digits of calculator.
-One-Touch memory.