1.Max Out: ≥120dB
2.Max Gain:≥30dB
3.Average Gain:≥38dB
4.Harmonic Distortion:a)≤10%(Frequency< 1000Hz)
b)≤4%(Frequency >1000Hz)
5.Equvi Input Noise:≤30dB
6.Frequency Range:≥250Hz~3500Hz
7.Stanard battery:AG3 or AG312 button cell
8.Voltage:D.C. 1.5V
9.Current:≤4mA
10.Product Weight:3g
11.Product Size:1.9*1.4*1.6cm
12.Package: Plastic Box
13.Package Size:11.1*8.4*3.3cm
14.Carton quantity:120PCS
15.Carton Size:52.5*31*39cm
16.GW:11kg
17.NW:9kg