| 1.Plug Model : USB
2,.Speaker diameter：Ф40mm
3,.Speaker Impedance：32Ω
4.Speaker Frequency response: 20Hz - 20KHz
5.Speaker Sensitivity：110dB
6.Noise Level：≤-78dBA
7.Dynamic range：≥78 dBA
8.THD：≤0.06%
9.Stereo crosstalk：≤-49 dBA
10.Microphone Specification:6*5mm
11.Microphone Sensitivity : -58dB
12.Microphone Directivity: Omni directional
13.Microphone Impedance：≤2.2KΩ
14.Microphone Frequency response : 50Hz - 15KHz |
