Microphone  
Dimensional: Ф9.7*6.7mm 
Frequency Response: 20-16000Hz 
Sensitivity: -54dB±3dB 

Headphone    
Drive Unit: Ф40mm w/ferrite 
Impedance: 32 Ohms 
Frequency Response: 20-20000Hz 
Sensitivity: 113dB±3dB at 1.0cm 0.3v 
Max.Input Power: 100mW 
Cord length(CM): 180+5%mm
Volume Control(optional): Yes 

• On-the-ear headphone

• Adjustable Headband

• Compliant with CE standards and RoHS、Reach Directive

• Excellent for interactive games, online chat and personal CD music enjoyment.

• Also suitable for connecting to your computer, notebook, MP3 player or other portable sound device