wireless distance control

" in Alarm found 2 Products from Shenzhen Bailingjia Technology Co.,Ltd, China

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Hot Selling GSM Wifi Alarm System with Wireless Motion Sensor GSM Security Wireless Smart Security A: wireless sensors EV1527/300K or 2262/1.5-4.7M Wireless Alarm Sound(Siren) 433MHZ 60~70dB at 3m Wireless distance 30m open area Working Temperature -10 Degree to 45 Degree Working Humidity <=90% ...

7 INCH Panel GSM WIFI Home Alarm System APP Remote Control Multi Languages: wireless siren(internal wireless siren optional) 19.Built-In powerful performance MCU master based on 32-bit Cortex-M3 core. specification: Input voltage: DC5V Standby current: <50mA Alarm current: ...

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Hot Selling GSM Wifi Alarm System with Wireless Motion Sensor GSM Security Wireless Smart Security A