Analizator de sunet portabil

Analizator de sunet portabil  
Descriere:
Phonic PAA3 - personal audio assistant 3 with 31 band specrum analyser, sound level meter, line level meter thomann (dBu, dBV, Volt), phase checker, frequency response: 20Hz-20kHz, connections: USB. requires (4x1,5V, lasts ca. 7,5h), Power supply included