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Door Chimes

Wireless Doorbell Kit – Serenity

D643/WES & D643/BPWES

HPM’s Wireless Doorbell Kit – Serenity is easy to install with no wires or cables necessary. With up to 30 melodies and no signal interference for neighbours, it’s a great wireless solution.

View Specifications


Wireless Doorbell Kit - Serenity

  • Power supply: 3 x 1.5 V AA batteries (not included) (D643/WES), 1 x 3 V battery (CR2032) included (D643/BPWES)
  • Frequency band: 433.05 - 434.79 MHz
  • RF power level: < 10 mW
  • Receiver sound level: 80 dB @ 1m (D643/WES)
  • Transmission range: 200m free field (D643/BPWES)
  • Installation: Wall-mounted / Freestanding (D643/WES), Wall-mounted / Adhesive / Freestanding (D643/BPWES)
  • IP rating: IP20 (D643/WES), IP54 (D643/BPWES)
  • Warranty: 3 Years

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