Enhance your security and monitoring systems with this advanced 4G/3G/GSM Alarm Module, designed for reliable and versatile alarm detection across multiple applications. Constructed from durable ABS plastic with a sleek black finish, this module supports DC 5V-15V power input and features 8 channels of alarm detection, allowing users to customize alarm messages for each channel. Its flexible input ports can be set to Normally Closed (NC) or Normally Open (NO) to match your specific alarm requirements. Key Features: · Wide Network Compatibility: Built-in 4G module ensures global connectivity via 4G, 3G, and GSM networks, enabling operation anywhere in the world. · Multiple Alarm Channels: Equipped with 8 independent alarm detection channels, each capable of sending user-defined alarm messages for precise monitoring. · Customizable Alarm Notifications: Supports setting up to 6 groups of alarm call numbers; when a trigger signal is detected, the module sends alarm messages or initiates calls to the preset contacts. · Easy Setup & Control: User-friendly with dedicated iOS and Android apps for easy configuration and management, as well as SMS-based setup for quick adjustments. · Low-Power Sleep Mode & Battery Monitoring: Designed for battery-powered applications, the module monitors battery voltage in real time and triggers low battery alarms to ensure uninterrupted operation. · Versatile Input Signal: Accepts switch signal input; alarm messages are sent or calls are made when the input port is short-circuited to ground (GND), with fully customizable alarm message content. · Broad Application Range: Ideal for home security, warehouse monitoring, remote unattended stations, equipment parameter monitoring (oil pressure, air pressure, water pressure, voltage), safety protection (smoke, fire, water level, gas detection), and other unattended monitoring points. Specifications: · Item Type: 4G/3G/GSM Alarm Module · Material: ABS Plastic · Color: Black · Input Voltage: DC 5-15V Package Includes: · 1 x 4G/3G/GSM Alarm Module This reliable Alarm Module offers comprehensive security solutions with customizable alarm settings, easy remote management, and robust network compatibility. It is designed to provide real-time, accurate alerts in a wide variety of environments, making it an essential component for modern security and monitoring applications.