Measurement range (dB): 30~130 Resolution (dB): 0.1 Frequency range: 31.5Hz~8kHz Range switching: Low/30~80dB, Med/50~100dB, Hi/80~130dB Accuracy (at 94dB/1kHz): ±1.5dB Functions: MAX/MIN display, data hold, auto-off, display backlight Power supply: 006P (9V) dry battery x 1 (included for testing)
