Check the listing for details. Sinometer MS6700 Auto Range Digital Sound Level Meter Tester. Condition: New. Listed at 59.99 USD. Whether you're testing for OSHA compliance, quieting equipment, or monitoring the roar of a stadium crowd, the Sinometer's sound level meter can get the job done. Model MS6700 Sound Level Meter provides 30-130 dB capability with an accuracy of ± 1.5 dB in six CPU controlled & automatically selected ranges. The meter meets the IEC 651 Type II and includes frequency weighting A & C and fast and slow dynamic time weighting. Two auxiliary ports provide either AC output, 0.707 Vrms on each range, or DC output, 10 mV/dB.Specifications:Two types of weighing: A and CRange: 30dB - 130 dB (A)Resolution: 0.1dBAccuracy: ±1.5dB (94dB at 1Khz)Frequency response: 31.5Hz - 8.5 K HzDisplay: 5 DigitsAmplifier response: 20Hz - 8KHz,±0.5dBSampling time: 2 to 5 time per secondSelf-test time: 10 secondsPower: 6 X AAA batteries (included)What’s in the box:MS6700 sound level meterWindscreenAAA batteries: 6Earphone plugUser manual