Specifications:Product Features:- High Quality for audio clarity- Suitable for audio application, you can accept 3.5mm input to headphone- Converts 3.5mm input to 6.5mm audio plug- 3.5mm Female to 6.5mm stereo MaleProduct Name: MIC / Audio AdapterModel: 6.5mm to 3.5mmMaterial: Copper head + PlasticColor: BlackItem Size: Hole(Dia.)~3.5mm; Nail(Dia.)~6.5mmItem Weight: 25g / 0.05lb / 0.88ozSuitable for: Guitar Amplifier / Mix / HandsetPackage Weight : 12 G / 0.42 OuncesPackage Dimensions (L*W*H) : 50*10*10 MM / 1.97*0.39*0.39 InchesRetail Packaging: Yes, General BoxPackage Include:2 x Audio Adapter