5pcs Garage receiver AC/DC 9-30V Multiple frequencies 300-900mhz gate

Model Number : SMG-662 Brand Name : Scimagic-RC Origin : Mainland China Certification : CE Frequency : 315MHZ 390MHZ 433MHZ 868MHZ channels : 2 channels Voltage : AC/DC 9-30V Transmission distance : 30-100meters (open space) Material : metal and PVC Shipping : Free shipping by postal name : 300-868mhz Universal receiver compatible : Multiple frequencies 300-900mhz remote control receiver Keywords 1 : Remote control receiver Keywords 2 : Garage remote receiver Universal Receiver Multi frequency: 300-868mhz Specifications: 1) Distance: 30-50 meters. 2) Very mini size: 5.5cm*4.5cm*1.0cm. 3) One receiver can work with 400 codes. 4) It dont interference other remotes and receivers. 5) Brand selector: With 8 dip switches user can make different combination for different remote brands. 6) Power Input Selector: This receiver can work at AC/DC 9V~30V. However, its better to change the PIS according to the power input. If the input is great than 24V, shorten pin 2 amp;3; shorten 1 amp;2 if input less than 24V. Include 5 x Receiver 5 x Small Antenna 1 x English Manual Programming a new remote 1) Select the correct brand for remote to be programmed by moving dip switches UP or DOWN.s 2) Press the learn button. The will LED turn on. 3) Press the button on the remote, the LED flashes 4 times. It means that remote control was programmed successfully. 4) Repeat step 2 for another button. 5)The 2-nd channel programming procedure is the same. Erase all data from the memory card: Press and hold either learn button. The LED will start flash. Keep this button pressed, until the LED will turn off. All saved data in the memory card will be erased permanently and can not be