Digital Sound Level Meter (Sonometer) BENETECH GM1351
Measuring range: 30–130 dB | Frequency range: 31.5 Hz – 8 kHz

The BENETECH GM1351 is a modern, compact, and easy-to-use digital sound level meter designed for measuring noise levels in a wide range of applications – from environmental monitoring, noise control in offices and workplaces, to testing audio systems.

The device complies with IEC651 Type 2 and ANSI S1.4 Type 2 standards and is equipped with a range of practical functions, such as automatic LCD backlight, HOLD function (MAX/MIN), auto power-off, and manual calibration.

Key features:

• Measuring range: 30–130 dB

• Accuracy: ±1.5 dB (94 dB @ 1 kHz)

• Frequency range: 31.5 Hz – 8,000 Hz

• Correction filter: A

• LCD display with 4-digit reading and automatic backlight

• MAX and MIN functions – stores maximum and minimum values

• Auto-off function – automatically switches off when idle

• Manual calibration using an acoustic calibrator

• Ergonomic, lightweight design – ideal for mobile use

Technical specifications:

• Resolution: 0.1 dB

• Sampling rate: 2 measurements/second

• Microphone type: ½ inch electret

• Power supply: 9 V battery (type 6F22)

• Operating time: approx. 30 hours (with alkaline battery)

• Dimensions: 149 × 57 × 26 mm

• Weight: 100 g (without battery), 144 g with battery

• Operating conditions: 0–40°C, humidity 10–80% RH

• Storage conditions: -10–60°C, humidity 10–70% RH

Application:

• Industry and engineering

• Offices and workplaces

• Traffic and environmental noise

• Sound testing in audio systems

• Noise level monitoring at home

Set contents:

• Sound level meter BENETECH GM1351

• 9 V battery

• User manual in Polish/English/Ukrainian

• Original manufacturer packaging

Practical, energy-saving and highly precise — BENETECH GM1351 is the perfect choice for anyone who needs fast and accurate noise level measurements in different environments.

LCD display:

1. Low battery indicator,

2. Measurement result,

3. Maximum recorded value icon,

4. Measurement unit.

Description of sound level meter components:

1. Electret condenser microphone

2. LCD display

3. Power on/off button

4. Maximum value hold button

5. Light sensor

6. Tripod mount screw

7. Potentiometer

8. Windshield cover

BENETECH is a manufacturer of professional measuring and control instruments.

All products meet high quality standards and undergo full inspection before shipment. As a result, BENETECH products are in high demand on the market and are recognized as reliable, high-quality, and at the same time offered at an affordable price.