I”ve been in the Alarm Systems industry for many years, and I”ve always been on the lookout for a product that combines functionality and reliability. Recently, I decided to purchase the GL09 8 Channel GSM Alarm Systems for myself and as a gift for a friend. This product, manufactured by Sonew, is a battery-operated home security system that offers app control and SMS alerts, making it a versatile choice for home and warehouse security.
During my testing, I was particularly impressed with the system”s wide voltage input range (from DC5V to DC15V) and its customizable SMS alarm messages. The system can send alerts to up to six preset mobile phones when an alarm input is triggered, providing an extra layer of security. The product is made of durable ABS plastic, ensuring its longevity.

I would highly recommend the GL09 8 Channel GSM Alarm Systems to anyone in need of a reliable and user-friendly security system. Whether you”re looking to secure your home, warehouse, or any unmanned remote site, this product is a fantastic choice. Its app control feature allows for easy monitoring and control, while the SMS alerts ensure you”re always informed of any security breaches.
However, like any product, the GL09 8 Channel GSM Alarm Systems has its pros and cons. Advantages include its wide voltage input range, customizable SMS alerts, durable construction, and user-friendly app control. On the downside, the product”s weight (153.16987 g) might be a bit heavy for some users, and the lack of size options could be a disadvantage for those with specific space requirements.
Advantages
- Wide voltage input range
- Customizable SMS alerts
- Durable ABS plastic construction
- User-friendly app control
- Supports up to six preset mobile phones for SMS alerts
Disadvantages
- Weight might be heavy for some users
- Lack of size options
Summary
The GL09 8 Channel GSM Alarm Systems is a reliable and user-friendly security system suitable for various settings.
It offers a wide voltage input range, customizable SMS alerts, and supports up to six preset mobile phones for alerts.
However, its weight and lack of size options could be a disadvantage for some users.