Linear DR4 Delta-3 Wireless 4-Channel Receiver

The Delta-3 Model DR-4 4-Channel Receiver is a wireless radio control designed for use with automatic garage/gate operators and access control systems. The receivers can be activated by any of the Delta-3 format remotes. Features include it activates four devices or UP, DOWN, STOP COMMERCIAL, wire lead antenna, 24 Volt model, mounting bracket supplied, power: 24 Vic/DC, frequency: 310 MHz, codes: 64 (set by dip switches). Dimensions: 4.9 x 1.3 x 4.2 inches. Warranty: 1-year.