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1.2 Functions & Features
1. Auto-ranging/ manual ranging selectable.
2. Analog bar graph.
3. Frequency weighting (A Type)
4. Range display.
5. Auto-power off
6. Low battery indication
7. Sound OVER or UNDER display.
8. Software calibrating to insure high reliability.
■ Features
1. Designed to meet IEC651 Type 2 and ANSI
S1.4 Type 2 Standards
2. Frequency Response: 31.5Hz—8kHz.
3. Accuracy：±3 dB for 30 to 60 dB;
a. ±2 dB for 60 to 120 dB.
4. Resolution: 0.1 dB.
5. Measurement ranges：30—60dB/ 50—80dB/
70—100dB/ 90—120dB.
6. Digital display：4 digital LCD Display.
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