Detailed Product Description

Base parameter

Optional colors:     green

Standard accessories: extension cord, wire clip, bag

Electric and acoustics specificationStandard inspection condition

Earphone

Style:                          Dynamic

Adorn mode:                    earplug

Impedance:                     64Ω ± 30%

Unit specifications:              Φ13mm     

Effective Frequency :             18 21000Hz

Qutput S. P. L :                  117dB+2/-3.5dB at 1kHz

SPL Differency between Lch &Rch : ± 3dB   

Input Power:                    Reted: 10mW ; Max: 40mW

Buzzes & Rattle test:             0.25v (sine wave)

Line length:                    0.8m(+0.5m)

Plug:                         Φ3.5-3p  gold plated plug

Selling point

• Ergonomic design ensures optimum fit and comfort
• Powerful neodymium magnets for detailed sound
• Sweat and water resistant
• Extremely rugged earphones and cable
• Comes with ear adpter set, cable clip and carrying case

Testing

Low:

Song: <<Du Kou>>

lows are not power enough

Mid:

Song: << One I love >>

good in analyzing; subtle sounds could be heard clearly;  

High:

Song: <<Pian pian xi huan ni>>

vey good in performing sound of Guzheng, without sharp sounds at all;  

Conclusion: Generally speaking,the earphone performs well in mid and high frequencies, with wide sound field and excellent analyzing ability. Its timbres are shown to the point, giving no feelings of sharp sounds. Yet its lows are not powerful enough. It is a good choice for light and classic music.