Headphone/ Mic Comparison

A4Tech Spirit Metallic Earphone MK-610, A4Tech HS-7P
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A4Tech Spirit Metallic Earphone MK-610

A4Tech HS-7P

 Acoustic design    
 Active noise reduction No No   
 Earpiece design    
 Noise reduction (microphone)    
 Number of drivers  3.5  
 Release year    
 Power supply
 Operated by battery    
 Battery life    
 Number of batteries for operation    
 Type of battery    
 Driver size  30 mm  
 Available colours    
 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 20 Hz ~ 20 kHz  
 Impedance 32 ohm 32 ohms  
 Impedance (microphone)    
 Sensitivity 102 dB/mwat 1KHz  97dB/10mW/3mm  
 Sensitivity (Microphone)    
 Product page    
Warranty 0
Price 950-Rs 1,200-Rs