Name: Universal RX-MULTI receiver Working voltage: AC/DC 9v-30v Channel: 2 Working frequency: Compatible with 300MHz - 868MHz Distance: 30-50m Type: rolling code, fixed code, learning code Uses: garage doors, gates, motorcycles, car alarm , home security , short-range wireless remote control , industrial control , alarm systems, etc. Working frequency: 300-868MHz 300MHz, 310MHz, 315MHz, 318MHz, 390MHz, 433.4MHz, 433MHz, 433.92MHz, 868MHz , 868.8MHz Color: White Material: ABS Package Contents: 1 x multi-frequency receiver 1 x remote control Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.