Details

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1 To 1 AC Doorphone

• Power Source 100/110/120/220/230/240V~, 50/60Hz
• Mount type: Surface-mounted type
• 2 wiring call
• Door Release: 2 wires(1.6Ø Copper wire)
• Distance: 100m(0.65Ø) 150m(0.8Ø)
• 2 wires with non-polarityen