Zamel Wireless Doorbell with Button Vibro ST-229

WIRELESS VIBRATION BELL WITH VIBRATION FUNCTION ST-229/N. The bell and button are powered by a battery. Radio transmission (frequency 433.92 MHz). Operating range*: 100 m in open area, if necessary, a repeater (RT-228) can be used to increase the range. Eight sounds to choose from, such as dog barking, electronic phone, ding-dong, and popular melodies.