Specification:

• Size: 190*100*230mm

• Speaker: Φ50mm

• Impedance: 21±15% Ω

• Sensitivity: 109dB±3 dB

• Frequency Response: 20hz to 20k hz

• Microphone:φ4.0*1.5mm

• Cord Length: 2.2m

• Plug: 3.5mm+USB