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TECHNICAL DATA
Details
Product
Wireless Doorbell
Product type
SP221
Brand
STREX
Color
Black
Material
ABS
Power supply transmitter
Type 23A Alkaline battery 12V
Power supply receiver
3x AAA battery
Power consumption transmitter
<10mW
Working frequency
433.92MHz
Wireless range
150m (inside)
300m (open field)
Ringtones
58 melodies
Volume
25 ~ 115dB (5 levels)
Expandable
Supports up to 50 Transmitters / receivers
Operating temperature
-20 ~ +50 °C
IP rating transmitter
IP55 – outdoor use (waterproof)
IP rating receiver
Indoor use
Dimensions transmitter
85 x 24 x 15mm
Dimensions receiver
80 x 80 x 70mm
Weight
Approx.200g
Certificates
CE, RoHS, FCC
General Data