Linear DT2A, dnt00017a Linear DT2A dual button remote, 310 mhz, 8 switch, visor style Features Activates two Delta-3 receivers independently Text/operate LED Visor mounting clip supplied Power: 9 V battery Frequency: 310 MHz Codes: 256 (set by dip switches) Dimensions: 2.16 x .95 x 3.75 inches