KINYO dedicated phone headset IPEM-61， white fashion design， 'simply a good match; silicone material comfort earbud， naturally obedient， and is ideal for long wear. Suitable for iPhone， HTC smartphones， so you can listen and act， saving valuable time; lightweight easy collection， easy to carry， suitable for regular outside activity for you. Tricyclic four 3.5mm stereo connector， external audio， walkman， MP3 use. 10mm large-diameter speaker driver， showing strong bass and treble Nature [Product Features] tricyclic four 3.5mm stereo connector 10mm high specification single speaker switch button feature that allows you to pick music / call super convenient lightweight， easy to carry， easy storage