WIRELESS INTERNAL SIREN Model: DS-PSG-WI-433

433 MHz two-way wireless communication
• AES-128 encryption
• Adjustable volume: low, medium, and high
• Front and rear panel tamper-proof
• Protection level: IP54
• Indoor installation
• Exception detection of connection, tamper-proof, and battery
• 3 kinds of alarm sounds: fire alarm, panic alarm, and intrusion alarm