Hikvision AX Pro Series Wireless Internal Sounder DS-PS1-I-WE

Hikvision AX Pro Series Wireless Internal Sounder DS-PS1-I-WE Features 868 MHz two-way wireless communication Configurable arming/disarming prompt sound and LED indicator 3 years battery life span (triggered every two weeks and alerting 90 sec for each triggering) AES-128 encryption Front and rear panel tamper-proof 3 kinds of alarm sounds: fire alarm, panic alarm, and intrusion alarm Buzzer Decibel: 90 to 110 dB Fully remote configurable through APP Multiple enrollment methods and easy installation design Frequency hopping against jamming for reliable transmission Technical Specification Battery life span: Up to 3 years (standby time) RF frequency: 868 MHz RF modulation: 2GFSK RF distance: 1.6 km (open area) Dimension (WxHxD): 88 mm x 88 mm x 32 mm Shell material: PC+ABS Colour: Blue/Red LED flash