Tuya 433MHz Wireless WIFI + GSM + GPRS 2G SMS Auto-dial Alarm Security System ( Item#: S4218AU )

Features:
*4.3 capacitive display screen, date/clock indication, alarm/arm/disarm/countdown time indication.
*100 wireless defense zones, 10 RFID cards, 3 wired defense zones.
*WIFI / GSM / 3G / GPRS network alarm function, support APP alarm notification push.
*Tuya/SmartLife App functions: App remotely arm/disarm, Parameter setting and accessory management, Rename defense zone.
*Compatible with Amazon Alexa for voice control(Alexa is currently suitable for the United States).
*Record functions: Record 20 seconds alarm voice. If alarm occurs, the alarm host will dial preset number and play the record voice.
*Telephone functions: Support 5 groups preset alarm phone number, SMS on/off and dial on/off can be set respectively.                
*Center monitoring function: Remote GPRS TCP/UDP protocol channel, compatible with multi-alarm center network protocol.
*Timer functions: Can set automatic arm/disarm timer according to your own routine time, avoiding repeated operation or miss arm/disarm. Support timing arm and disarm.
*Defense zone supports: Support gate, SOS, bedroom, window, balcony, perimeter, smoke, gas, carbon monoxide, water leaking.
*Personalized function: Pair with wireless relay, 8 groups of home appliances control, accessories low battery alert. Door open alert when arm system.
*Power/Battery/Tamper alert function: main power failure / backup battery power shortage, tamper alarm.
*Support 9 languages: English, Chinese, German, Italian, Spanish, Russian,Polish, Portuguese and French.
*Door bell function: Door bell sound: "Ding-dong"
*Reminder that doors and windows are not closed.
*Alarm linkage wireless socket.

Specifications: 
Power adapter: DC 5V/1A (included)
Wireless frequency: 433MHz
Wireless Coding: eV1527
WIFI System: IEEE802.11b/g/n wireless standard
Alarm power: 500mA
Standby power: 100mA
Alarm Panel battery: Li-ion DC 3.7V 1000mAh (included)
PIR Sensor battery: 3*AAA 1.5V (included) 
Remote Control battery: 1*CR2025 3V (included) 
Door Sensor battery: 1*CR2450 3V (included) 
Built-in Siren Volume: 75dB
External Wired Siren Volume: 110dB
Temperature range: 0℃~55℃
Humidity range: <80% RH (No freezing)
Alarm Panel Size: Approx. 16*10*2cm(L*W*H) 
Alarm Panel Weight: Approx. 214g/7.5oz

Package Information:
Package Size: Approach. 21*15*9cm/8.3*5.9*3.5in    
Package Weight: Approach. 608g/21.4oz 

Package List:
1 * Wireless Alarm Panel
2 * RFID Card
1 * Wired Siren
2 * Remote Controller
1 * Wireless PIR Motion Sensor
1 * Bracket for PIR Motion Sensor
1 * Wireless Door / Window Sensor
1 * Sticker for Door / Window Sensor
1 * EU Power Adapter
1 * Resistor
1 * 6 Pin Connection Cable
1 * Bag of Mounting Screws
2 * User Manual (English)