Linear Multi-Code Gate Receiver Garage Door Control, 12-24V, 1-Channel MCS109950

Operates on 12-24 volts AC or DC power One channel -- Whip antenna 3-foot antenna coax and bulkhead connector Codes: 1,024 (set by dip switches) RF frequency: 300 MHz or 310 MHz (jumper selectable) -- Dimensions: 3.625" W x 5.25" H x 1.5" D