The classic telephone that offers a solid platform of features designed for general office needs, making it the ideal telephone for use in offices, or visitor & service areas, or as an extra telephone at home. The Dialog 7106a features four programmable function keys for speed dialing or service requests, a mute key for switching off the microphone, a redial key for fast last-number access & support for a message waiting indicator (blue LED) function, controlled by the telephony system.