Misuratore di livello sonoro da appendere a parete monitor decibel rumore collegare con PC
Frequency Weighting: A (Ambient Noise) Weighting. Accuracy: ±1.5dB (In Standard sound: 94dB@1KHz). Accuracy: ±1.5dB(In standard sound: 94dB@1KHz). Screen: 525A/525B/525D ed display; 525C white display; 525G green display.