Audio Tenant Station Indoor Height (In.) 3 in Width (In.) 10 in Depth (In.) 4 1/2 in Door Station Height (In.) 3 in Door Station Width (In.) 10 in Door Station Depth (In.) 4 1/2 in Master Depth (In.) 3 in Master Height (In.) 10 in Master Width (In.) 4 1/2 in Distance (Ft.) @ 18AWG 590 ft Distance (Ft.) @ 22AWG 250 ft Wiring Conductors 6 Conductors Wire Type Shield Power Source 12V AC Voltage 12-16V AC For Use With IE Series Includes Mounting Hardware