Features:Sound Level Range: 30dB~130dB
Large Digital LCD Display with Bar Graph
Fast/Slow Selection
Weighting A/C Selection
Back Light and Auto Power Off
Data Hold and MAX Mode
Auto range
Low battery indication
Specifications:Sound pressure accuracy: ± 1.5 dB (sound pressure standard, 94 dB @ 1KHz).
Sound pressure accuracy: ±5 dB (sound pressure standard, 94 dB @ 8KHz).
Sound pressure frequency response: 30Hz - 8KHz.
Dynamic range of sound pressure: 50 dB (for each measurement gear level).
Sound pressure measurement scope: 30-130 dBA, 35-130 dBC.
Sound pressure frequency weighting characteristics: A and C characteristics.
Dynamic characteristic of sound pressure: FAST 125ms, SLOW 1sec
Microphone: polarized capacitive microphone.
Digital display: 4-digit, resolution: 0.1 dB, sampling rate: 2 times/sec.
Analog bar display: Each analog bar represents 1 dB, sampling rate is 20 times/sec.
Measurement gear level: 30-80 dB, 40-90 dB, 50-100 dB, 60—110 dB, 70—120 dB, 80-130 dB, 6 gear levels in total.
Automatic shifting gear level: microcomputer will automatically select the best gear level in the range from 30 to 130 dB.
Below or above limit prompt: indicated with “UNDER” or “OVER” display.
General Characteristic:Power Supply: 4 * 1.5V AAA Batteries
(not included)Dimension: 193 * 60 * 29mm
Product Weight: 122g
Package Size: 23.5 * 13 * 6cm / 9.2 * 5.2 * 2.5in
Package Weight: 491g / 1.1lb
Package List:1 * MASTECH MS6708 Digital Sound Level Meter
1 * English Manual
1 * Carrying Case
1 * Sponge ball