Linear ACT-22B 3-Channel Block Coded Key Ring Transmitter Supplied With Quick-Disconnect Key Ring Compatible With All Linear Access Receivers And Controllers Custome Block Coded In Megacode Format Powered By Two 1616 Batteries 318 Mhz RF Frequency
Nortek Control MCS414001 4-Channel Visor Transmitter Compatible With 300 Mhz Multi-Code Receivers 512 Codes For Each Channel Set By Dip Switches Powered By 9-Volt Battery 300 Mhz RF Frequency
Linear ACT-22B 3-Channel Block Coded Key Ring Transmitter Supplied With Quick-Disconnect Key Ring Compatible With All Linear Access Receivers And Controllers Custome Block Coded In Megacode Format Powered By Two 1616 Batteries 318 Mhz RF Frequency