Sound Level Min. dB = 32 / Sound Level Max. dB = 130 / Sound Level Resolution dB = 0.1 / Sound Level Accuracy dB = 1 / Response Time (Fast) ms = 125 / Response Time (Slow) s = 1 / Battery Type = 1x 9 V / Frequency Measuring Range Max. kHz = 8 / Frequency Measuring Range Min. Hz = 31.5 / Built-in Calibrator = No