3-Channel transmitter duplicator. The T/3EL radio remote control operates at a frequency of 433.92 MHz and is originally programmed with a fixed 12 bit code. T/3EL can duplicate radio remote controls at 433.92 MHz with a fixed code from 12 to 32 bit and with Manchester code. T/3EL can also duplicate a Series K Rolling-Code radio remote control. Compatible with Series K units |