Wireless Doorbell,Mini Doorbell 500ft Range 0-110dB Mute Mode 39 Doorbell Chimes,5 Levels Volume Adjust & Doorbell with LED Light,Easily Install at Office,Hotel,Home,Villa,Apartmen

LONG RANGE: This high-frequency electronic technology wireless remote control doorbell adopts the FM signal scheme, anti-interference. Featuring a range capable of reaching up to 500 ft (in open area).