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PRODUCT DESCRIPTION
ST-66

Classic wireless DC door chime

Wireless working range in 80 meters in open area

2 melodies (Dingdong & Westminster) to choose by transmitter

Loudness level 80dB

Frequency in 433MHz

Power of chime 3pcs C size battery

Power of transmitter 1pcs 12V/23A battery

 

 

Pre: ST-60S
 
 
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