Panasonic KX-DT7750 telephone The Panasonic KX-DT7750 telephone is a 12 key standard telephone with 12 programmable keys (Red/Green Lamp Status), enabling one-touch operation of features such as Direct Station Selection (DSS),log-in/log-out, or voicemail transfer. Dual Colour LED’s show convenient information. A Busy Lamp Field (BLF) shows which extensions are in use. Large incoming call/message lamp … Continue reading Panasonic KX-DT7750 telephone