The Triplett SoniChek is a compact sound level meter with 40 to 130dB measurement range with C weighting and a fast response time. Its handsized design with rubberized overmolded housing provides impact and drop resistance in a sleek ergonomic design. Features include a large auto backlit LCD display Min/Max, Auto power off, and tripod mount. The C weighting makes the SoniChek ideal for testing sound levels in home theaters, music performances, car audio and other areas requiring a broad frequency response. Includes windscreen and 9V battery. 3 year warranty.