Master Station, 6VDC Price For: Each Package Quantity: 1 Type: Indoor Item: Master Station Includes: MOUNTING HARDWARE Power Source: 6VDC or (4) C Batteries Master Width (In.): 5-1/8 Master Height (In.): 7-1/2 Master Depth (In.): 1-3/4 Width (In.): 7-1/2 Height (In.): 1-3/4 Distance (Ft.) @ 22AWG: 245 For Use With: C Series Distance (Ft.) @ 18AWG: 590 Door Station Width (In.): 7-1/2 Wiring Conductors: 2 Conductors Door Station Height (In.): 1-3/4 Wire Type: 22 AWG or 18 AWG Door Station Depth (In.): 5-1/8 Voltage: 6VDC Depth (In.): 5-1/8 Country of Origin (subject to change): Viet Nam