Panasonic DBS VB-43221 Speaker Phone (Grey/Refurbished)The Panasonic DBS VB 43221 Speaker Phone is a business telephone that has an enhanced design and functionality. This phone requires one digital port and is wall mountable. Key Features: 22 button speakerphone 12 feature line keys with dual colored LEDs 10 speed dial keys Feature keys include program, mute, conference, auto, volume control, redial, flash, on off, hold Compatible with Panasonic DBS 824, 40, 72, and 96 phone systems Wall Mountable