CONTEMPORARY DESIGN WITH MULTI-LEVEL WHITE KEYPAD BACKLIGHTINGCONNECTS TO INTERCOM HUB WITH STANDARD CAT-5 WIRING WITH UP TO 500 FT PER STATIONDOOR TALK FEATUREPRIVACY MUTE & DO NOT DISTURB8-STEP DIGITAL VOLUME CONTROLFITS STANDARD 2-GANG J-BOXUPC : 727066100559Shipping Dimensions : 5.75in X 5.25in X 2.25inEstimated Shipping Weight : 0.6375