The E-King 4C is a 4-channel remote that functions on the frequency of 433MHz. Thanks to the rolling code technology, this is a safe remote to use. Aside from that, you have more than enough functionality with this remote; the E-King 4C can manage up to 4 different door or gates.

Important to know: 

• This is the remote with red buttons that functions on 433MHz. There is also a version with gray buttons which works on 868MHz. These transmitters can't be used interchangeably.
• This remote has, in the past, been produced under both the Marantec and the E-King label.

Programming your remote:

• Self-learning from remote to remote, possibly near the receiver.
• Program directly to the receiver. Consult the manual of your controller/opener/receiver.