Professional and excellent supplier with lowest price and high quality,plug includes single pin,double pins and foldable pin.

Product feature:

- Plug: single/double/active pin        

- Pin diameter:3.5mm                       

- Speaker: 27mm               

- Impedance:300 Ohms or 32 Ohms  

- Frequency:20 Hz - 20000 Hz          

- Sensitivity: 95 dB - 102 dB              

- Cable: 1.2m length.

- Logo printing: available

- Packing: 1pc/polybag,200pcs/ctn;ctn size:46*28*22.5cm;G.W:8.5kgs

Disposable earphone,airline earphone