Features: WIFI and GSM alarm system, its panel with large SOS button. 24 wireless zones for 24 wireless sensors and 10 remotes. Use your voice to control connected devices via for Alexa or for Google Home. It also performs automatic control with other smart devices that are compatible with Smart Life. Low battery reminder function (PIR and door sensor). The application easily restores the factory settings. 6 groups of alarm phones and 3 groups of SMS phone numbers can be set, and messages can be pushed in time. It can store three sets of time arming and disarming functions. Each group can be customized by week to avoid manual arming and disarming, and realize intelligent automatic control. Five regional types to choose from: Normal / Stay / Smart / Emergency / Off. Add sensors and remotes, set alarms, phone numbers and SMS numbers, and easily operate on the 'TUYA' app. Linked smart switch, wifi camera and other smart home devices. Rechargeable battery DC7.2V lithium battery, external power can also work normally for 4 hours. Specification: Condition: Brand New Item Type: Home Security System Color: Shown as Picture Material: ABS Plastic Optional Plug: EU Plug, US Plug, UK Plug, AU Plug Host: Input Voltage: DC5V Standby Current: <75mA Alarm Current: <300 mA Alarm Loudness: 80db (Built-in Alarm) WiFi Frequency: 2.4G Wireless Frequency: 433mhz, 2262/1.5-4.7m, Ev1527/300k GSM Format: Support GSM850/900/1800/1900mhz Backup Battery: Ni-hi 6 x AAA DC7.2V (Included ) Wireless Infrared Detector: Detection Angle: 110° Detection Distance: Approx. 10 Meters/32.8ft Power: DC 3V (2 x AA Battery) (Excluded ) Launching Distance: Approx. 150 Meters/492.1ft (Open Area) Luminous Frequency: 433mhz Program Code: 1527/2264 Ambient Humidity: ≤95% RH (no Condensation) Working Temperature: -10 ° C -50 ° C Anti-RFI and EMI: 10mhz-1GHZ 20V / M Anti-white Light 100000lux Case Material: ABS Plastic Wireless Door Magnetic Contact Sensor: Wireless Distance: Open Area: Approx. 150 M/492.1ft Working Distance: ≥15mm/0.6in Power: 12V 23A (Alkaline Battery) (Excluded ) Luminous Frequency: 433mhz Program Code: 1527 Case Material: ABS Remote Control: Wireless Distance: Approx. 150 Meters/492.1ft (Open Area) Transmission Frequency: 433mhz Code: 1527/2264 Package List: 1 x GSM+WiFI Security Alarm Host 1 x Door Magnet 1 x PIR Infrared Sensor 2 x Remote Control 1 x Power Supply 1 x Installation Package 1 x Instruction Manual .