Frequency range: 31.5Hz - 8kHz
Range: 30dB-130dB
Microphone: 1/2 inch electric condenser microphone
Calibration: Electrical calibration with the internal oscillator
Display: LCD 4 digits
Standard applied: IEC 651 type 2, ANSI S1.4 type 2
Size: 170*58*35mm /6.7*2.3*1.4in
Weight: 107g/3.8oz