Actually, SONOFF has ever released two types of 4-gang smart switch (4CHR2 and 4CHPROR2.). Sonoff 4CHR3 or Sonoff 4CHPROR3 1. Sonoff 4CHR3 or Sonoff 4CHPR OR3 User Manual 1. For the device away from the switch, you can create a moveable space in virtue of a DIN rail to make them be connected.
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