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Wireless alarm system

Technical Specifications: Power supply: AC 220V±20% DC 9V 300mA Static current: ≤ 40mA Alarm Current: ≤ 100mA Standby power:6V nickel hydrogen chargeable battery group Receive frequency: 433MHZ±1MH Ambient temperature: -10°C ~ 50°C Relative humidity: <80% Dimension: 160×100×32mm DB output: internal siren ≥90db within 1m external sirens Dialing parameters: -7±2dBM(high-frequency group) -9±2dBM(low-frequency group


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Wireless alarm system Technical Specifications: Power supply: AC 220V±20% DC 9V 300mA Static current: ≤ 40mA Alarm Current: ≤ 100mA Standby power:6V nick...
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