This digital Multiline Terminal has eight programmable line keys (each with a 2-color LED), built-in speakerphone, a large LED to indicate incoming calls and messages, headset jack, and compatibility with ADA-U, APA-U, APR-U, CTA-U, CTU(C)-U, CTU(S)-U, HFU-U, or VDD-U Unit. This terminal is also equipped with a 24-character, 3-line, adjustable Liquid Crystal Display (LCD) and four softkeys.