GAOTek Audio Professional Sound Level Meter
This Audio Professional Sound Level Meter has a test range of 35 Db to 130 dB, the frequency response of 31.5 Hz to 8 kHz and of white color.
This Audio Professional Sound Level Meter has a test range of 35 Db to 130 dB, the frequency response of 31.5 Hz to 8 kHz and of white color.