Power：DC24V±10%; Max. Current:0.5A
Loop Resistance：70Ω
Capacity：Max. 90Points
Distance：Max. 1500m
Extension Consumption：Standby Current＜1mA; Speaking Current＜20mA
Operating Environment Temperature: -10°C～+55°C; Relative Humidity: ≤95%
Battery Dimension：482mm×219mm×133mm
Approval：LPCB , CE
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