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master phone intelligent elevator system odm
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4 wiring Master Phone Elevator Intercom System Product specification : Elevator parts Elevator Intercom Phone Type:Elevator parts Delivery time:within ...
2025-05-21 17:59:48
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Lift Master Phone Elevator Intercom System With 4 Wiring Indoor stataion: Working voltage: DC12V Noice voltage: ≤10mV Bell sound level: ≤65dB Working ...
2025-05-21 17:59:49
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