Dahua Alarm Wireless PIR Detector Dual-Tech ARD2231-W2(868)

Description

• Pet immunity function
• Auto temperature compensation
• 3-level sensitivity adjustment
• Displays the temperature of the surrounding environment and supports the overheating alarm
• Frequency hopping and two-way communication technology ensure that communication is stable
• Supports cloud update and automatically restores when cloud update fails
• PIR and microwave motion detection
• Supports jamming detection and communication encryption