wireless DC door chime

Wireless working range in 80 meters in open area

36 melodies to choose by door chime

Select the interesting melodies on chime freely

Sound volume can be adjusted in four level from quiet to 85dB

Three working method of chime: only melody or only lighting or melody+lighting

Frequency in 433MHz

Power of chime 3pcs AA size battery

Power of transmitter 1pcs 12V/23A battery