Rounded Special door bell (Assorted colors)

Remote Control Doorbell is easy to install, with double-side stickers at theback of the remote button. Simple,vivid and no-wire installation design avoid troubles and save money when in installation and don't effect decorate environment. Remote Control Doorbell Long operating range in open air,suitable for homes and high floor houses depending on the line of sight, obstruction and battery strength. Build in anti-interference design, avoid the interference between users. Build in double speakers, make sound clear,especially suitable for homes,offices,factories,hotels etc.