This high performance digital sound level meter provides a handy and lightweight means to test the noise levels in any venue. With a measuring range of between 60-130dB (high) or 30-100dB (low), accurate to within 1.5dB and with an easy-to-understand 4 digit 0.1dB step LCD display this unit is great for ensuring compliance with environmental regulations. It can even also be used to calibrate your speakers!