NL-27 : Sound Level Meter, Class 2

Ultra compact and lightweight; fits into a pocket.

* Wide linearity range; from 30 to 130 dB without range switching.
* Quick start up and easy operation to measure Lp, Leq, Lmax, LE and LCpeak.
* Frequency range: from 20 Hz to 8 kHz
* Frequency weighting: A and C