• Driver unit -50mm

• Speaker Frequency Response 20-20KHz

• Speaker sentitivity 110dB

• Speaker Impendance 32+/- 15%

• Microphone Sensitivity -38+/-2dB

• Microphone Directivity Omni-Directional

• Microphoe Impedance 2.2k +/-30%

• 2m Usb plug