SNOM D7BK 4011 D7 EXPANSION MOD D715, D725, D765D7 Expansion Module in BlackSupports all 700 series telephones with USB portsHighresolution graphical display with backlight18 freely programmable multicolor
LED function keysDualangle foot stand: 46° and 28°Fully configurable via host phone18 highly configurable selflabelling LED keysHighresolution black & white display with backlightDaisy chain up to 3 modulesPlug and playPower supplied by phone via USB port for first D7 module