Wireless Internal Sounder DS-PS1-I-WB

• 433 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 s 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

• RF Frequency433 MHz
• RF Modulation2GFSK
• RF Range900m (open area)

• Battery life spanUp to 3 years (standby time)

• Operation temperature-10 °C to 55 °C (14 °F to 131 °F)
• Operation humidity10% to 90% (no condensing)
• Shell materialPC+ABS
• Dimension(WxHxD)88× 88 × 32 mm (3.46" ×3.46" × 1.26"）
• Weight169.5 g (6.0 oz)
• ColorBlue/Red LED flash