Features:A combination of easy-to-use instrument interface adapter and guitar tone.Plug the adapter into the headphone jack of your iPhone.Plug your guitar or bass into the adapter 1/4 jack.Plug your headphones or external speakers into the adapter headphone jack.100% brand new and high quality. Item type: guitar adapterMaterial: plastic+metalColor: blackPlug: 3.5mm earphone jack Package includes: 1 x Guitar Interface Converter