The Multicode 4140 / 414001 is a 4-Channel Visor Transmitter designed for garage door and gate operator applications.
This transmitter is a four-channel device. Each button activates one of the four channels. The unit has 2 sets of 10 dip switches for programming, all you'll do is mtach the settings on the radio receiver your looking to control and your ready to go
The transmitter is 300 MHz Multi-Code format with two 10-position coding switches providing 512 possible codes for each channel. The Model 4140 is compatible with 300 MHz Multi-Code receivers and Model 1099 and 3028 receivers.
•Compatible with 300 MHz Multi-Code receivers
•Can control upto 4 different Multi Code radio receivers
•Includes 9V battery and visor clip
•Easy access to battery and coding switch
•1024 codes per channel
•RF frequency: 300 MHz
•3.75" W x 2.5" H x 0.875" D