Garage Door Remote Receiver 433 868MHz RX MULTI 300-900MHz AC/DC 9-30V Receiver with Remote Control

General Description: The garage door remote receiver operates on 433 and 868 MHz frequencies and is compatible with fixed-code remote controls. It is designed for use with a 9-30V AC/DC power supply, offering a range of 50 to 150 meters. This compact receiver can handle up to 400 different codes, making it highly versatile. Technical Specifications: Operating Distance: 50-150 meters; Size: 5.5 cm x 4.5 cm x 1.0 cm; Capacity: Handles up to 400 codes; Power Supply: AC/DC 9-30 V; Material: ABS; Color: White + Black. Compatibility and Accessories: Compatible with all 433.92 MHz fixed-code remote controls. Package Contents: 1 x Receiver, 3 x Remote Controls. Installation: To program a new remote control, select the appropriate brand by adjusting the DIP switch. Press the learn button to activate programming. The LED will light up to indicate that the receiver is ready to receive the remote control signal. Press the button on the remote control to complete programming. Operation: To erase all data from the memory card, press and hold one of the learn buttons until the LED... turns off. The programming steps for the second channel are identical to those for the first channel. Other information: Note: Light reflections and different displays may cause a slight color difference between the item and the actual item. Allowable measurement error: +/- 1 to 3 cm.