Product parameters:
<br />
<br />1.Product Name: Irock A8
<br />2.Speaker Impedance: 16 
<br />3.Frequency range: 20-22000HZ
<br />4.Speaker diameter: 7mm + 9mm (double moving coil)
<br />5.Sensitivity: 95dB
<br />6.Power: 3mW
<br />7.Maximum power: 10mW
<br />8.Headphone type: in ear
<br />9.Plug: 3.5mm
<br />10.Cable length: 1.2M
<br />
<br />Products include:
<br />1*headset
<br />1*earmuffs
<br />1*box