GSM network technology, reliable and stable. Full voice prompt, large LCD sn display, simple operation. Message, broadcast message, bypass defense zone selection, whole-process instruction operation, safety. Supports 8 types of defense zone selection, and can disarm by partition.Support timing arming and disarming. 10-second voice recording and 10-second voice message. Support the control of outdoor sound and light siren (arming and disarming, alarm control, etc.).Support a variety of arming and disarming methods, SMS, telephone, remote control. Detectors, 4 wired accessories, 32 wireless accessories, and 99 defense zone names can be arbitrarily configured. Support wireless doorbell button, control the doorbell host to emit "dingdong, dingdong" sound.Support alarm storage record query. Support telephone remote voice remote control, voice telephone alarm. 6 groups of voice alarm calls and 2 groups of SMS alarm calls. Built-in high-capacity lithium battery.Support AC power failure alarm report, AC power recovery report, low built-in battery power report.Built-in 105dB high-pitched siren, no need for external speakers, beautiful.Plug Type: EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.Product Name: Alarm SystemPower supply: 110~230VAC (input) 12V/1. 0A (output)Host backup battery: 7.4V/500 mAhStandby current: less than or equal to 80uAAlarm current: less than or equal to 500mAGSM standard: 850/900/1800/1900mHzWorking temperature -: 10 Celsius-60 CelsiusWorking humidity: ≦95%Wireless frequency: 43HMHzInside the alarm: greater or equal to 110dBTransmission outdoor wireless power: 10 +/- 14dBAlarm transmission: GSM transportColour: whiteMaterial: ABSSize: 180x135x30mmPackage Contents:1 * Host1 * Wireless sound and light siren11 * Door sensor5 * Wireless anti-pet interference infrared detector (high-end)1 * Smoke detector4 * Remote control1 * Host power adapter1 * Wireless sound and light siren power adapter1 * Wired (host) speaker2 * SOS buttonOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.