- Brand Name : VnoS
- Model Number : VS-G20
- Name : gsm alarm system
- Other name : alarm system
- Certificate : CE/RohS
- Wireless Frequency : 315Mhz/433Mhz/868Mhz
- GSM Frequency : 850Mhz/900Mhz/1800Mhz/1900Mhz
- APP Support : Yes
- Language : Multiple Language Support
- Timely Arm/Disarm : Yes, support.
- SOS Function : Support
- Input Voltage : DC12V