Stylish Multimedia Headphones with Microphone from Cosonic - 2.2 Metre Cable Length
Features:

• Black Whole Ear Headphones with Red interior padding
• Adjustable Headband for comfort
• 3.5mm Jack Connection
• 2.2 Metre Cable Length
• Includes Adjustable Microphone

Specifications
1 Driver Unit:                                      Ö40mm  

2 Speaker Impedance:                        32ohm±15%                                     
3 Speaker Sensitivity:                         91dB±3dB                                         
4 Speaker Frequency Response:         20-20,000Hz                                     
5 Maximum Power Input:                     30mw                                               
6 Microphone Operating Voltage:         4.5V                                                
7 Microphone impedance:                   2.2K                                                 
8 Microphone sensitivity:                    -58dB±2dB                                       
9 Microphone Frequency Response:    30-16,000Hz                                   
10 Cord Length:                                   2.2meters