Axis 87 - 102dB Self Volume Adjusting Back-Up Alarm: Ideal For RV’s, Commercial Vehicles & Mobile Plant Machinery! BA102 SMART Self-Adjusting Back-Up Alarm The Axis BA102 SMART is an industrial backup alarm that automatically adjusts the dB alarm to match the ambient noise. Ideal for RV’s, commercial vehicles, and mobile plant machinery, the system is 12/24V and offers weatherproof IP67 dust and waterproof protection. Please Note: If the ambient noise is 3 - 5dB higher, the alarm will automatically increase volume up to 6 - 10dB. Axis BA102SMART Features: 82 - 102dB White Noise Squawk Ideal for Commercial Vehicles Axis BA102SMART Specfications: Power: 15W Sound Level: 82 - 102dB Sound: White Noise Squawk Voltage: 9 - 32V Current: 300mA Protection: IP67 Dust & Waterproof Housing: Nylon Epoxy Encapsulated Bracket: 102mm (Wide) Dimensions: 69mm (H) x 70mm (W) x 40mm (D) Weight: 0.50kg