CEM DT-8850 Sound Level Meter 31.5Hz~8KHz High Performance

CEM DT-8850 Sound Level Meter 31.5Hz~8KHz High Performance
Notice:
  The standard package don't include batteries.Because,the international air shipping forbid to ship liquid,powder and batteries,we can not put them in the package box.Hope you can understand buy them in your local store or supermarket.
At the same time, please forgive us that we are unable to provide the English user manual. If you need it, please contact the customer service after purchase.
Thanks for your support!
Sound Level Meter
DT-8850 Sound Level Meter can be used to measure noise in factories, schools, offices, airports and home etc, checking acoustics of studios, auditoriums and Hi-Lo installations. 8850 meets IEC 61672-1 Type 2 standards. The 30 to 130 dB range makes this meter ideal for all general purpose sound level measurements.
Features
Provides 1.4dB accuracy
Meets IEC61672-1 type 2 standards
Newly Design Shape
High Performance
Max Hold and Data Hold Functions
Analog AC/DC outputs for connection to an analyzer or recorder
Built-in calibration check
Size(HxWxD): 251mm x 63.8mm x 40mm
Weight: 250g
Specifications
Range Lo (Low)-Weighting: 35dB~100dB
Hi (High)-Weighting: 65dB~130dB
Frequency Weighting: A /C Lo (Low)-Weighting: 35dB~100dB
Hi (High)-Weighting: 65dB~130dB
Resolution 0.1dB
Accuracy 1.4dB at 94dB sound level, 1kHz sine wave
Measurement rate 1.5 times per second, norminal
Storage temperature -10oC~60oC (<80%R.H.)
Over range “OL” mark indication