REVEX XP710A Waterproof Call Chime Set Security Wireless Door Phone Push-Button Sensor, Chime,

Color: [Transmitter] White [Receiver] White Body size (approx.): [Transmitter] W 60 x D 27 x H 70 mm [Receiver] W 90 x D 32 x H 91 mm, Weight (approx.): [Transmitter] 38 g (excluding batteries) : [Receiver] 85g (batteries not included)