GL09 4G Version 8 Channel GSM Alarm Security System Module

The GL09 4G Version 8 Channel GSM Alarm Security System Module is an alarm system designed for security applications. It supports 4G GSM networks and features multiple alarm detection channels.

• Multi-band support
• DC 5V-16V power input
• 8 alarm detection channels
• Users can set different content for each alarm information channel
• Alarm input port can be set as NC or NO
• Built-in 4G module works on 4G, 3G, and GSM networks
• Custom app supports iOS/Android systems
• Setup via text message through the app
• Up to 6 groups of called numbers can be set
• Alarm information sent to preset numbers upon trigger signal
• Low voltage alarm function with real-time battery voltage detection
• Low power sleep mode design
• Short circuit alarm feature
• Input is switch signal
• Can be powered by DC power supply or battery (battery not included)