Built-in Siren and With 80db wired siren. Compatible with wireless PIR sensor, door sensor, smoke detector, gas detector, panic button etc. 1 wired siren. If thieves invade, W20 alarm system will issue.
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This alarm system is support 2G/3G/4G GSM network,,Suitable for GSM network frequency in most countries.General GSM alarm system support 2G only. GSM Standard：Support GSM850/900/1800/1900MHz. P831 MINI PIR Motion Detector.
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Battery Cell Composition Lithium Ion. Connectivity Technology Wireless. Alert Type Motion. Noise Level 120 dB. Power Source AC/DC. Shape Rectangular. Color Black. Item model number PG105F-US-F.
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Easy to install: With its small size and installation, the sensor can be flexibly placed in various doors, drawers. , without damaging the appearance and structure of your furniture. 1 Door Sensor.
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When the security panel is only in the "Away" state, the panel will alarm after the sensor is triggered. 2 Kinds of Connection: 4G/GSM-2G and WIFI. The security panel will not respond to the alarm request of the sensor set in this mode.
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The PG-105 is TUYA wifi+2G version.
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1 x Wired Siren. 1、The alarm hosts for all PG-103 in this link are all WIFI GSM（2G） GPRS versions. 1 x Alarm Panel. 1 x PIR Motion Sensor. 1 x Door Sensor. 2 x PIR Motion Sensor. 2 x Door Sensor. 4 x Door Sensor.
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