High Sensitivity Wall Microphone, Made in Japan

High Sensitivity Wall Microphone, Made in Japan,

Audio Amplification: 2000 times, 9V 6F22

Item ID #F-999R

Description:

Product function: It's precision testing instrument, imported precision

accessories with ultra-high information 

price ratio, automatic noise reduction function, high-definition hearing device,

can be used for pipeline side 

drain / floor heating testing / Geophysical Prospecting water,

suitable for various pipeline materials, ground, wall, etc.

Additional functions: function jack, recording function.

Product specification: current consumption: 13-33 Ma;

battery usage: 9V6f22

Working time: 10-23 hours (according to the sound strength)

Four section audio selection: 3 (100hz-700hz), 2 (700hz-900hz),

 1 (900hz-1100hz), 0 (1100hz-1600hz);

Probe sensitivity: - 60dB, maximum audio amplification: 2000 times.

Set accessories:One host, one probe, one earphone and one manual.

Alle manualer er Engelsk