Features:

• 4.3-inch full touch IPS screen, simple and convenient
• Support 10 languages to switch freely (Chinese, English, Russian, German, Spanish, French, Italian, Polish, Portuguese, Greek)
• Built-in dual network, Wifi and GSM/4G optional
• APP remote control and parameter setting, APP push, voice monitoring, two-way intercom function, real-time monitoring and intercom monitoring
• 5 groups of preset alarm calls, text messages and voice switches
• 433MHz wireless connection, support external wireless siren
• Wired zone—4zones
• Alarm area name setting
• Time to arm and disarm
• 99 wireless storage locations

Specification:

• Working Voltage: DC5V (Micro USB jack)
• Backup Battery: 3.7V/1000mAh lithium battery
• Working Current: ≤ 120mA
• Siren Output: ≤ 560mA
• Wireless Frequency: 433MHz,315/868MHz optional
• Wireless Coding: 1527
• GSM Bands: 850/900/1800/1900MHz
• WiFi Standard: IEEE 802.11 b/g/n
• Working Temperature: -10°C~50°C
• Built-in alarm Siren: ≥85dB

Diagram and real image: