1) Select the correct brand for the remote to be programmed by moving dip switches UP or DOWN. For example, for 433.92 MHz Marantec remote controls, move Dip-switch 7 UP. 2) Press the learn button. The LED will turn on. 3) Press the button on the remote. The LED flashes 4 times, indicating successful programming. 4) Repeat step 2 for another button. 5) The second channel programming procedure is the same. To erase all data from memory: Press and hold either learn button. The LED will start flashing. Keep the button pressed until the LED turns off. All saved data will be permanently erased and cannot be recovered. Color: White Material: ABS 1) Name: Universal Receiver SMG-662 2) Operating Voltage: 9V–30V 3) Channels: 2 4) Frequency Range: 300 MHz – 900 MHz 5) Operating Distance: 30–50 meters 6) Dimensions: 5.5 cm × 4.5 cm × 1.0 cm 7) Capacity: Supports up to 400 codes 8) Interference-Free Operation: Does not interfere with other remotes or receivers 9) DIP Switch Selector: 8-position DIP switch allows customizable code combinations 10) Code Types Supported: Rolling code, fixed code, and learning code 11) Applications: Designed for gate automation systems, burglar alarm systems, electric doors and windows, lifting equipment, gateways, and similar devices. Easy to install, energy-efficient, and compatible with existing systems. 12) Input Selector: Compatible with AC/DC input 9V–30V. Adjust jumper settings based on input voltage: short pins 1 & 2 if input is below 24V; short pin 2 only if input exceeds 24V. Compatible With: All 433.92 MHz fixed-code remotes, including APRIMATIC, ATA, ADYX, ALLMATIC, AVIDSEN, BENINCA, CAME, CARDIN, CHAMBERLIN, Mastercode SEAV (433.92 MHz), DOORHAN, DEA, ERREKA (433.92 MHz), MARANTEC (433.92 MHz, 868.3 MHz), FAC (rolling code, 433.92 MHz and 868 MHz), LIFTMASTER (310 MHz, 390 MHz, 433.92 MHz, 315 MHz), HORMANN, BERNER (868 MHz), PRASTEL (433 MHz, 315 MHz), VDS, PNC, FORSA, ROPER (868 MHz), SOMMER (868.8 MHz) Package Contents: 1 × Receiver Note: Color may vary slightly due to lighting and display differences. Measurement tolerance: ±1–3 cm.