Monitor sound levels accurately and efficiently with this Wall Mounted Decibel Meter, designed for reliable noise measurement in various environments. Crafted from durable ABS material, this digital sound level meter features a wide measurement range of 30 to 130dB with an accuracy of ±1.5dB, ensuring precise readings for professional and everyday use. Its frequency response spans from 31.5Hz to 8.5KHz with A-weighting, making it suitable for monitoring typical environmental noise. Key Features: · Wide Measurement Range & High Accuracy: Measures sound levels from 30 to 130dB with ±1.5dB accuracy, ideal for accurate noise monitoring in homes, offices, hospitals, hotels, laboratories, and more. · Large 9.6-Inch Backlit LCD Screen: Equipped with a high-definition backlit display, allowing clear and easy reading of sound levels even in low-light conditions. · Wall Mount Design: Features mounting holes for convenient installation on walls, saving space and providing continuous noise monitoring. · Adjustable Alarm Alert: Includes a visual flashing light and an audible beeping alarm that can be customized for alarm time and volume, helping to promptly alert when noise exceeds preset limits. · Easy Alarm Control: Simple horn button operation to toggle the alarm on and off, with an indicator red light showing the alarm status. · Fast Response Time: Provides quick sound level updates using a 6mm condenser microphone and fast response setting, ensuring real-time noise detection. · Precise Digital Display: Shows readings with 3 digits resolution and a resolution of 0.1dB for sound levels under 100dB and 1dB for levels above 100dB. · Convenient Power Supply: Powered via DC 5V 1A Type-C USB interface for easy and reliable operation. 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: 31.5Hz - 8.5KHz · 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 Type-C USB interface · Working Temperature: 0-40℃ · Working Humidity: 10%-80% RH · Storage Temperature: -10-60℃ · Storage Humidity: 10%-70% RH This Wall Mounted Decibel Meter is a dependable and user-friendly solution for continuous noise monitoring, combining precise sound measurement with convenient alarm features and easy installation, making it perfect for maintaining safe and comfortable sound environments.