Wireless doorbell 838R red

doorchime set includes receiver and transmitter • frequency 433,92MHz • operating range up to 120 m in open area (depending on the conditions) • 52 melodies • sound is signalled optically on the receiver and transmitter • adjustable volume - 4 levels • power supply: receiver: 230V~/50Hz, transmitter: battery 1× 12 V (A23) (included) • dimensions: doorchime 80 x 85 x 27 mm, 95 g (without battery), pushbutton 50 x 19 x 75 mm, 31 g (without battery) • packaging: 1 pc ., blister