FSK/DTMF Caller ID system compatible 30 incoming calls memory. 06 outgoing calls memory. Display of incoming number, new call, total calls, repeat call, Out of area & private call. Display of real time & date in idle mode. Checking, Erasing & call back for incoming/outgoing calls. 5-Step LCD contrast adjustable. 5-step programmable flash time (110,180,300,600 & 1000 msec.) Auto filter local area code upto 5 digits Auto IP setting. Pre-dialing & Clearing function. Two-way speakerphone with adjustable volume. Ringer HI/LOW switch. Tone / Pulse Switchable Mechanical Lock for '0' digit locking. Colours : Dark Grey, Off white