General BT3 Features and Specifications 16 lighted indicator buttons to enable users to see the status of active lines or calls and the status of other employees' extensions (e.g., busy, idle, Do Not Disturb, etc.) One-button call access to other office extensions Pick up calls from anywhere in the office One-touch access to 5-way meeting room conferencing One-button access to voice mail Transfer calls to other phones in or out of the office or directly into voice mail Operate the phone using the handset, speakerphone, or a headset Programmable buttons to indicate extensions or speed dial numbers Lighted forward button that allows you to forward calls to any phone in or out of the office Contact another extension using the intercom function Built-in full duplex speakerphone Adjustable volume control Message waiting light LCD Display Panel (7 modes) Caller ID capable Caller ID log stores last 20 numbers of Caller ID history Dial log stores last 20 numbers dialed 150 name and number user directory for speed dialing Lighted mute key Lighted Do Not Disturb key Provides a PBX style of operation, typical in environments where employees juggle multiple calls or have higher call volume. Can handle up to four calls simultaneously at each phone set.