Model No SR-820PHW-AC
Operating voltage AC110/220V(9V backup battery)
Interconnection Install within the radius of 200 m
Hush function YES
Code form 2262
Sending frequency 433MHz
Radio distance 200 m(open area)
Sensitivity 2.06%ft±1.3%ft
Sound level 85dB/3m
Installation Wall or Ceiling mounted
Working environment -10~+50(â?¤95%RH No congelation)
Dimension 128*38mm
