Large Screen Digital Sound Level Meter 30~130dB Wall Hanging Noise dB Meter Measuring with USB Transfer Data Storage Sw-525b

• Customization: Available
• Measuring Range: 30.0~130.0dB
• Accuracy: ±1.5dB(in Standard Sound:94dB@1kHz)
• Model NO.: SW-525B
• Frequency Range: 31.5Hz~8.5kHz
• Frequency Weighting: a
• Response Time: Fast
• Microphone: 6mm Capacitance Microphone
• Display: 3 Digits Display
• Store Function: 2secs/Time, Can Be Stored for One Year
• Commuication: Connecting to PC Via USB Cable
• Power Supply: DC 5V 1A Micro USB Outlet

Product Description

Applications:
The Sound Level Meter is versatile device for measuring sound intensity in an acoustic envieronment-lound or soft; high pitched, low-pitched, or Broad-band; inter-mittent or continuous, This meter can be used in measuring noise of various occasions and addpiances such as factory, office, home, traffic route, acoustics, air-conditior refrigerator, etc....
Features:
Sound level meter PC connect 30~130 db Wall type noise meter sound meter decibel tester for Restaurant Bar Indoor, office Market, Connecting computer with USB cable, you can down-load records, collect samples and print chart and date 

1). Accuracty: +-1.5dB ( In Standard sound: 94dB@1KHz
2). Range of Measurement: 30~130dB
3). Frequency Response Range: 31.5Hz~8.5KHz
4).Frequency Weighting:A (Ambient Noise) Weighting
5). Response: Fast
6). Connecting computer with USB cable, you can down-load records, collect samples and print chart and date

Specifications:

Descripton	SW-525B
Measuring Range	30 ~ 130dB
Accuracy	+1.5 dB (reference sound pressure level, 94dB @ 1kHz)
Frequency Range	31.5Hz ~ 8.5kHz
Frequency Weighting	A
Response time	Fast
Microphone	6MM Capacitance microphone
Display	3pcs 3-inch digitals display
Resolution	0.1dB (<100dB),1dB (>100dB)
Alarm Reminder (sound+display)	yes
Alarm output	yes
Store function	2secs/time, can be stored for one year
Commuication	Connecting to PC via USB cable
Power supply	DC 5V 1A micro USB outlet
Operation Conditions	0~40C. 10~80%RH
Storage Conditions	-10~60C. 10~70%RH
Demision	210x130x28mm
Weight	453g
Packing Contents	1pc sound level meter  1pc USB cable 1pc user manual 1pc software

Attached A: The volume Reference
0~20dB	Very quiet. Almost can not hear voice
20dB~40dB	Quity, as whisper softly
40dB~60dB	As comfortable indoor conversation
60dB~70dB	Noisy, slight nerve damage
70dB~90dB	Very noise, serious nerve damage
90dB~100dB	Extremely noisy,loss part of hearing
100dB~120dB	Unbearable noise, cause deafness monmentarily
120dB~130dB	Completely deaf or completely irreversibly deaf

Accessories:
1pc sound level meter 
1pc USB cable
1pc software
1pc user manual
Product details: