1) Select the correct remote control brand to program by moving the DIP switches UP or DOWN. For example, for 433.92Mhz remote controls, simply move Dip-switch 7 UP.
2) Press the learning button. The LED will light up.
3) Press the button on the remote control, the LED will flash 4 times. This means the remote control has been successfully programmed. 4) Repeat step 2 for another button.
5) The procedure for programming the 2nd channel is the same. Erase all data from the memory card: Press and hold one of the learning buttons. The LED will start flashing. Keep the button pressed until the LED turns off. All data saved on the memory card will be permanently deleted and cannot be recovered.
1) Name: SMG-662 universal receiver. 2) Operating voltage: 9V-30V. 3) Channel: 2. 4) Frequency: 433-900MHZ. 5) Distance: 30-50 meters. 6) Very small size: 5.5 cm x 4.5 cm x 1.0 cm. 7) One receiver can work with 400 codes. 8) It does not interfere with other remote controls and receivers.

9) Brand selector: With 8 DIP switches, the user can create different combinations for different brands of remote controls.
10) Code: Rolling and fixed code & learning code.
11) Applications: The receiver is designed to control any gate automation system, burglar alarm system, electric doors, windows, lifting equipment, walkways, hoists. This is an easy-to-use, beautiful, energy-saving device that is easy to connect to your existing system.
12) Power supply selector: The receiver can operate on AC/DC 9V~30V. However, it is preferable to change the PIS depending on the power consumed. If the input is greater than 24V, short circuit pins 2 and 3; short circuit 1&2 if the input is lower than 24V.
Compatible brands:
All 433.92 MHz fixed code remote controls. , , ADYX, , , , CAME, , CHAMBERLIN, Mastercode 433.92 mhz, , , , ERREKA 433.92 MHZ, 433.92 mhz 868.3 mhz, FAC rolling code 433.92 mhz and 868 mhz, 310, 390, 433.92mhz, 15mhz, and , Berner 868mhz , , 433 and 315mhz, VDS, PNC, FORSA, ALMA, 868MHZ, SOMMER 868.8MHZ...
color: white
Material: ABS

Package contents:
1 x Receiver

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture to look a little different from the real thing. The allowed measurement error is +/- 1-3 cm.