User Manual
34
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 eld)
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
Certicates CE, RoHS, FCC
General Data