AR844 Multifunctional Sound Level Meter

• Introduction:
  Sound level meters measure sound pressure level and are commonly used in noise pollution studies for the quantification of almost any noise, but especially for industrial, environmental and aircraft noise.
  

• Specification:
  

  Measuring Range	30~130dBA(35~130dBC)
  Accuracy	±1.5dB
  Frequency Range	31.5HZ-8.5KHZ
  Digits&Resolution	5Digits & 0.1dB
  Time Weighting Selection	Fast/Slow
  Microphone	1/2 Inch Electret Condense Microphone
  Frequency Weighting	A & C
  Linearity Range	50dB
  Sampling Frequency	2 times/sec
  USB Transmission	√
  Computer Software	√
  AC/DC Output	√
  Auto Power Shut Off	√
  Backlight Display Function	√
  Calendar	√
  Over Range Indication	√
  Sound Measuring Level Selection	√
  Max Hold Function	√
  Low Battery Indication	√

   

• Shipping:
  *We will ship all items within 1-3 working days upon receipt of payment,our goal is: ship it as fast as we can.
  *Standard Shipping: To USA,UK and Australia by ePacket,need 7-12 working days.
   Enconomy Int'l Shiping: To all other countries by Singapre/China Post,need 12-25 working dyas or longer.
  *Expedited/Standard Int'l Shipping by Fedex,DHL,TNT and EMS courier: To USA,need 3-6 working days,To other countries,need 4-8 working days normally.But sometimes int'l delivery is highly depended on the courier company and local customs/duties.
  *Import duties and taxes are not included in the item price or shipping charges.These charges are the buyer responsibility.
  Notice:
  *We offer 2 shipping services:one is express,the other is economy shipping service.If you choose economy shipping  service,it will take about 15-25 business days or longer according to different locations,some countries are near to China,it will be a little fast,some countries are far way from China,it will take longer.e
  

• Warranty&Reture Policy:
  A 1 year warranty is offered for this product.
  If the product malfunctioned under proper usage per instructions manual within the warranty period, 
  please contact us to obtain shipping instructions and send it back at your shipping costs.30 days evaluation and investigation takes placed after receiving your return item.A brand new replacement unit will be sent to you at our 
  shipping costs if it meets our warranty requirements.