* 30 - 130 dB, Auto range, Manual range.
* Frequency & time weighting meet IEC 61672 class 2.
* A & C frequency weighting.
* Fast / Slow time weighting, Data hold.
* Peak hold, Memory (max., min.).
* AC output & RS-232.
* Size : 268 x 68 x 29 m
Meets standard IEC 651 type 2