The multi-channel S20-868A handheld transmitters work in AM technology with 18-bit linear code. You can use the S20-868A1000 to operate gate systems with up to 10 gates via pulse mode. The S20-868A4000 can control up to 40 gates. It is possible to have your company logo imprinted and to have special colours, by arrangement.
The channel selection switch is used to assign a channel to the transmitter keys. Please see the table, for the assignment of the keys.