Calling System Extension Set

Product Details

  • Working voltage : AC220V
  • Receive Sensitivity : ＜5Mv
  • Speaker power : 1W
  • Static operating current : ＜30mA
  • Dynamic working current : ＜150mA
  • Working Temperature : －40～50℃
  • Specification : 240*121*66mm
  • Shell Material : ABS
calling system
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