Monitor and control noise levels accurately with this advanced Wall Mounted Decibel Meter, designed for precise sound measurement in various environments. Featuring a wide measurement range from 30 to 130dB and an accuracy of ±1.5dB, this device ensures reliable readings for professional and everyday use. Its frequency response range of 31.5Hz to 8.5KHz with A-weighting provides accurate detection of sound levels relevant to human hearing. Key Features: · Wide Measurement Range & High Accuracy: Measures sound levels between 30 to 130dB with ±1.5dB accuracy, ideal for monitoring noise in homes, offices, hospitals, hotels, laboratories, and more. · Large 9.6-Inch Backlit LCD Screen: High-definition digital display with backlighting allows for easy reading of sound levels at any time of day or lighting condition. · Wall Mountable Design: Equipped with mounting holes for convenient installation on walls, saving space and providing continuous noise monitoring. · Adjustable Alarm Alert System: Features a visual flashing light and audible beeping alarm that activates when preset noise thresholds are exceeded; alarm time and volume can be customized to suit your needs. · Easy Alarm Control: Simple horn button operation allows quick toggling of the alarm on and off, with clear red indicator light status for user convenience. · Sensitive 6mm Condenser Microphone: Captures sound accurately with fast response time, ensuring precise and timely noise level detection. · USB Powered for Convenience: Operates on DC 5V 1A via Type-C USB interface, providing flexible and reliable power options. · Robust ABS Construction: Durable and lightweight housing designed to withstand everyday use while maintaining a sleek appearance. Specifications: · Item Type: Wall Mounted Decibel Meter · Material: ABS · Measurement Range: 30-130dB · Accuracy: ±1.5dB (based on standard sound source, 94dB at 1KHz) · Frequency Response: 31.5 Hz - 8.5 KHz · Frequency Weighting: A weighting · Response Time: FAST · Microphone: 6mm Condenser Microphone · Digital Display: 3 digits · Resolution: 0.1dB (<100dB), 1dB (>100dB) · Alarm Alert: Supported · Alarm Output: Supported · Storage Function: Not supported · Communication with PC: Not supported · Display Size: 9.6 inches · Power Supply: DC 5V 1A via Type-C USB · Working Temperature and Humidity: 0-40℃, 10%-80% RH · Storage Temperature and Humidity: -10-60℃, 10%-70% RH This Wall Mounted Decibel Meter is an essential tool for maintaining optimal noise environments, providing precise measurements and customizable alerts to help protect hearing and ensure compliance with noise regulations. Its user-friendly design and reliable performance make it suitable for both professional and personal applications.