cheap disposable earphone for tour bus

Introduction:
Headphone type:ear headphones
Plug diameter:3.5mm
Plug type:diret-embedded
Frequency Range:20-20000(HZ)
Impedance:32Ω
Features:
1.Material ABS
2.Color Optional
3.Speaker 10mm
4.Sencitivity 95+/-3dB at 1000Hz
5.Rated Power 80mW
6.Maximum Power 100mW
7.Cable Length Appro 1.2m+/-10%
8.Cable Diameter2.65mm
9.Weight Apprx. 12.5g