Features:
- Max. & Min. function.
- Over & Underrange indication.
- 4-digit LCD display with bar graph.
- Frequency weighting characteristicfor 2 times per second.
- AC signal output.
- Low battery indication
- IEC 651 Type 2 & ANIS S1.4 Type 2.

Specifications:
- Measuring range Lo / Med / Hi : 32dB~80dB / 50dB~100dB / 80dB~130dB 
- Accuracy : 1.5dB (at Reference Range) 
- Reference sound level & frequency : 94dB , 1KHz 
- Resolution : 0.1dB 
- Detector-indicator characteristic : Fast : 125mS ; Slow : 1S
- Analog signal output : AC 1Vrms for each range 
- Dimensions : 235(L) x 58.4(W) x 34(D)mm 
- Weight(prox) : 220g (battery included) 
- Power : 6FF22(9V)x1