Notice:
1. The buzzer is only used with our own main control box and sensor. We are not sure if it is 100% suitable for other suppliers' main control boxes, sensors.
Please consider carefully before purchasing.
2.The product include only one parking sensor buzzer.
Special labeling: this product is a 4-pin interface, active buzzer, as long as connected to 12v electricity, will sound. No electricity does not sound. This product is only a speaker (buzzer), can not work alone, can not be connected to the navigation or center control screen. It can only be connected to the host box of the reverse radar. Buyers before you buy, be sure to find your host speaker jack, whether the same plug with this speaker, if the interface is different, it can not be inserted, mind do not shoot.