... the superior quality 2,LOW MOQ 3.OEM available VCOM best quality sound hi-fi Stereo Style Earphones ... 5mm output multimedia machineSpecification 1.Plug:3.5MM 2.wire length :1.5m3.impedance :16 ohm4 ... cable,Power cable, Adaptor,Headphone, keyboard, mouse, speaker, headphone and so on, lots of products for ... 1994. Group:3 Sales Company in Guangzhou, 2 Factories in Dongguan, 1 Factory in Jiangxi Province ...