DESC: - Cortelco Colleague 2-line corded telephone- Caller ID- Call waiting Caller ID: can take the call, send it to voice mail, "please wait" or "call back" features- 99# Caller ID history- Wide angle LCD (super twist)- 3-Line backlit LCD- Trilingual menu- Display icons (new call, repeat call, forward call, toll call, mw)- Voice message indication (FSK/stutter/90V light)- Speakerphone- Mute with LED- Electronic hold with extension release- 10#Direct memories- Programmable flash- Redial- Ring indicator- Ring off/low/high switch- Volume control- Data port- Tone/pulse switchable- Dual headset jacks (provides 2.5mm jack and an RJ-11 jack)- Conference- Black ITT2220BK