Microphone  
Dimensional: Ф6*5mm 
Frequency Response: 20-16000Hz 
Sensitivity: -54dB±3dB 

Headphone    
Drive Unit: Ф50mm w/ferrite 
Impedance: 32 Ohms 
Frequency Response: 20-20000Hz 
Sensitivity: 113dB±3dB at 1.0cm 0.3v 
Max.Input Power: 80mW 
Cord length(CM): 180+5%mm
Volume Control(optional): Yes 

• Light & stylish design headphone

• Adjustable Headband

• with big space for logo branding

• Various colors are available, good choice for promotional gift

• 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