hikvision DS-PS1-I-WB Wireless Internal Sounder red

Hikvision AX Pro Wireless Indoor Sounder with Red
Strobe Light
• Wireless 433MHz 2way communication, AES-128 encryption,
Range: 900m (open area); Support frequency hopping, Signal
Strength Indicator
• Front & rear panel tamper-proof; 3 kinds of alarm sounds: fire
alarm, panic alarm & Intrusion alarm; Buzzer Decibel: 90-110 dB
• Configurable through APP, Multiple Enrolling Methods; 3x
CR123A batteries, Up to 3 years standard battery life