Headphone/ Mic Comparison

A4Tech Spirit Metallic Earphone MK-610, A4Tech HS-23 - Headset Stereo
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A4Tech Spirit Metallic Earphone MK-610

A4Tech HS-23 - Headset Stereo

 Acoustic design    
 Active noise reduction No No   
 Earpiece design    
 Noise reduction (microphone)    
 Number of drivers    
 Release year    
 Power supply
 Operated by battery    
 Battery life    
 Number of batteries for operation    
 Type of battery    
 Driver size    
 Available colours  Black  
 Decoder unit    
 Including 3.5 mm / 6.3 mm adapter    
 Type of connector    
 Cord length 140cm   
 Detachable cable    
 Maximum range    
 Wireless connection technology    
 Audio features
 Frequency range    
 Frequency response (microphone) 20Hz~20KHz  20Hz~20KHz  
 Impedance 32 ohm   
 Impedance (microphone)    
 Sensitivity 102 dB/mwat 1KHz 97Db/10Mw/3mm  
 Sensitivity (Microphone)    
 Product page    
Warranty 0 0
Price 950-Rs 850-Rs