PRODUCT NAME:HAND-FREE STEREO HEADPHONE PRODUCT TYPE:DYNAMIC HEADPHONE                     
SPEAKER DIAMETER: ￠14MM  6U                        
FREQUENCY: 20HZ-20000HZ                 
PRODUCT IMPEDANCE: 32Ω                                
SENSITIVITY: 103±3dB                               
MICROPHONE:-42±3dB                                
PIN: ￠3.5mm, four-level pin                             
LENGTH:1.2M                                                  
MATERIAL:TPE                                              
FUNCTION:WATERPROOF,NOISE CANCELLING,MICROPHONE,LINE CONTROL ,SUPPORT MUSIC                                                  USE FOR:SAMSUNG,IPHONE,NOKIA AND SO ON                                           
WEARING TYPE:IN-EAR 
 

 

Professional fever wire by multilayer spiral wire, core tube structure technology and micro-catheter strand structure makes sure you hear nondestructive quality clearly, and reduce the interference

Used with the 5 micron ultra-thin diaphragm, it represents the voice of every detail. long back cavity guide hole design makes the sound more mellow and smooth. 3.5 mm gold-plated plugs ensure  the quality of signal transmission
 

Appearance style like nature itself -- highest quality with aluminum trim highlight the professional quality. Specular surface reveals fashionable