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Specification

* Measurement range: 30~ 130 dBA; 35~ 130dBC
* This unit was designed according to following standards:
A. International electrician committee standard: IEC PUB 651 TYPE2
B. US national standard: ANSI S1.4 TYPE2
* Accuracy up to + / -1.5dB
* Memory of 4700 record
* Max reading hold
* Sound measuring level selectable
* Time weighting selectable: Fast/ Slow
* Frequency weighting selectable: A/ C
* Calendar function
* Auto/ Manual power turn off
* AC/ DC output
* PWM output
* Over range indication
* Low battery indication
* Connect to Computer via USB interface
* Corresponding computer software
SPECIFICATION
* Measure range 30~ 130 dBA
35~ 130dBC
* Accuracy ± 1.5dB
* Frequency response 31.5Hz~ 8.5KHz
* Resolustion 0.1dB
* Measure level 30~ 80dB, 50~ 100dB, 60~ 110dB,
80~ 130dB, 30~ 130dB
* Dynamic range 50/ 100dB
* Frequency weighting characteristic A/ C
* Time weighting Fast/ Slow
* Sampling rate 20 times/ second
* Max memory record 4700
* Microphone 1/ 2 inch polarization capacitance microphone
* Power 4* 1.5V AA battery or DC 9V adaptor

PACKING INFORMATION
* Packing Gift box
* Accessories 1) . 4* 1.5V AA battery
2) . Manual ( English version)
3) . USB computer connection cable
4) . Software CD
5) . DC output wire
6) . Sponge ball
* Color Ivory
* Dimension 67* 30* 183mm
* Weight 147.5g ( without batteries)