Panasonic KX-DT321 Features The KX-DT300 series of business telephones features outstanding voice quality and a range of productivity-boosting features, including support for Bluetooth-enabled wireless headsets on two of the four new models. Sporting a sleek double-tilt design with a base unit and display that can be adjusted separately to match any work environment, the new phones integrate easily with Panasonics different telephone platforms. 8 Programmable CO buttons Speakerphone Alphanumeric Directory Search Color-Black and White Panasonic KX-DT321 Specifics Display (LCD) Lines/Characters: 1/16 LCD Backlit: Yes Headset Jack: Yes Message Waiting LED: Yes Speakerphone: Yes Peronsal Speed Dial: 100 Alphanumeric Directory Search: Yes Call Log: 100 Function Button: 8 Soft Key: No Interface for CTI (3rd Party): No Add-on Key Module / DSS Console: No / No Bluetooth Module (Headset): No Extra Device Port (for analog): No Navigation Key: Yes Ringer Tone/Melody: 8 Wall Mounting: Yes