MT-91D Split Digital Sound Level Decibel Meter
- Flexible Wired Microphone Probe with Windscreen Cover: This split sound level meter comes with a stretchable wired non-detachable microphone, paired with a windscreen cap to eliminate wind interference during outdoor testing. You can extend the mic probe to window gaps, air ducts, equipment outlets and tight corners to capture neighbor noise, HVAC fan sound and construction noise, while holding the main display to check real-time decibel readings without uncomfortable twisting postures.
- IEC61672-1 Class 2 Professional Decibel Tester for OSHA Compliance: Meet IEC61672-1 CLASS 2 industrial standard, measuring sound from 35dB to 135dB with ±2dB high accuracy and 31.5Hz–8KHz wide frequency range. Equipped with FAST (125ms) and SLOW (1s dual time weighting modes: FAST captures sudden impact noise on construction sites, SLOW tracks steady ambient noise for residential HOA noise evidence collection.
- 2-in-1 Decibel & Ambient Air Temperature Detector for Home Use: Beyond noise testing, this decibel meter simultaneously detects ambient air temperature with switchable °C/°F units. It records full environmental data at one time, ideal for calibrating home theater volume, monitoring indoor nursery noise, and checking both sound level and room temperature for offices, greenhouses and pet rooms.
- Complete Data Recording & Backlit LCD for Dark Environment Testing: Feature practical data functions including Data Hold to freeze real-time readings, MAX/MIN storage to record peak noise values, and one-key clear for historical records. Built-in backlit LCD screen delivers clear visible numbers in dim basements, dark home theaters and unlit factory workshops for anytime noise measurement.
- Disableable Auto Power Off & 60 Hours Long Battery Life, Factory Pre-Calibrated: Supports 15-minute idle auto shutoff for power saving, and you can manually disable auto power off to realize long-term continuous noise monitoring. Powered by 3 AAA batteries for up to 60 hours working time with low-battery reminder icon. Every sound level meter is fully pre-calibrated before shipment, with a recommended annual recalibration cycle for stable measuring precision.
| Manufacturer | Shenzhen Flus Technology Co.,Ltd |
| Brand | URCERI |
| Product Dimensions | 4.92 x 2.17 x 1.18 inches |
| Item Weight | 7.1 ounces |
| Item model number | MT-91D |
| Date First Available | 2026, May 11 |
| Product Type | Sound & Noise Meters |
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Category |
Test, Measure & Inspect , Sound & Noise Meters |
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Estimated shipping
Select a product to estimate shipping.URCERI MT-91D split sound level meter complies with IEC61672-1 Class 2 standard. Every decibel tester undergoes strict factory pre-calibration to deliver reliable and consistent measurement results for professional industrial inspection.
Ideal for professional on-site noise monitoring. Test construction noise, factory equipment sound and traffic noise to meet OSHA workplace safety requirements, record noise data for official inspection.
Perfect for daily household noise checking. Measure neighbor ambient noise, home theater audio volume, air conditioner operating sound, collect noise evidence for apartment & residential property management.
2-in-1 multifunctional decibel meter with flexible wired microphone. Supports FAST/SLOW dual time weighting, Data Hold & MAX/MIN recording, ambient air temperature detection and switchable backlit LCD.
Wide application for all noise measurement needs. Suitable for industrial testing, environmental road noise monitoring, property office management, home theater audio tuning and daily residential noise inspection.
Complete technical specifications for MT-91D sound level meter. 35dB~135dB measuring range, ±2dB accuracy, built-in disableable auto power off, lightweight portable design with up to 60 hours continuous working time.
Complete package ready to use out of box. Package includes MT-91D split sound level meter, microphone windscreen covers, 3 AAA batteries and detailed user manual, no extra accessories needed.
Product details
Shipping & Delivery
At GofinchKart Australia, we aim to deliver your order quickly and safely.
Domestic Shipping (Australia):
Orders are typically delivered within 3–7 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
Once your order has been dispatched, you will receive a tracking number. Delivery times may vary during public holidays or due to unforeseen delays.