Product Description
HT622 Noise Measuring Instrument db Meter 30~130dB Mini Audio Sound Level Meter Decibel Monitor Tester USB Data Storage
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HT622A |
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HT622B |
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| Sound pressure accuracy |
+1.5dB (94dB@1KHz),±5dB (94dB@8KHz) |
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+1.5dB (94dB@1KHz),±5dB (94dB@8KHz) |
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| frequency response |
30Hz-8KHz |
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30Hz-8KHz |
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| dynamic range |
50 dB |
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50 dB |
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| measuring range |
30-130dBA |
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30-130dBA,35-130dBC |
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| Weighting properties |
A |
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A /C |
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| Dynamic characteristics |
FAST 125ms, SLOW 1sec |
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FAST 125ms, SLOW 1sec |
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| Microphone |
Polarized capacitance microphone |
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Polarized capacitance microphone |
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| Range |
30-80dB,40-90dB,50-100dB.60-110dB,70-120dB,80-130dB |
30-80dB,40-90dB,50-100dB60-110dB,70-120dB,80-130dB |
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| Power |
3x1.5V AAA batteries |
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| Weight |
Approx.180g |
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| Size |
189mmX60mmX33mm |
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Detailed Photos
Our Service:
1. Do you accept placing LOGO on products?
A: Yes, there will be a small MOQ requirement.
2: Your inquiry related to our products or prices will be replied in 24 hours.
3: Protection of your sales area, ideas of design and all your private information.
4: Stable quality and competitive price.100% QC inspection before shipment
Payment Terms:
Payment method : Western Union,Paypal,T/T,L/C are acceptable.
What is your Payment Terms?
For first few trades: 30% Down payment ; balance T/T before shipment
For trades after one year: 100% T/T before shipment
Delivery and Shipping:
What is your delivery time?
A: Mass Production For Wholesale Order: Normally it's 15 ~ 30 Days. During the busy months it will be 45 Days.
B: Small Order normally in 7 days after payment.
Please check with us if order is confirmed.
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Audited Supplier 
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