UEELR US-02 Best in ear headset metal earbuds wire bass microphone has 3.5 mm jacks. (rose gold) It has metallic earplugs,with wire-control and braided wire, not only makes it a aesthetic appearance,also comfortable wearing.UEELR headset is perfect ,compatible with iphone, ipod, ipod, SamsungGalaxy, mobile phone,tablet pc, mp3 players, CD players and other audio equipment. It has two pairs of different sizes of silicone ear-cap, fits different ears closely and comfortably. It can keep from the noises of the environment, show the effect of sound quality perfectly. It has perfect heavy bass, suitable for long wear. It designed well, based on principles of human engineering, makes it fit contour curve of ears.Long wear will do no harm to ears,or feel tired. It is made by high strength zinc alloy cavity, with 10 mm biological composite membrane technology high-end moving-coil loudspeakers. And optimized tuner, makes you enjoy clear treble, mellow baritone, delicate bass. The wire-control is applicable to iOS devices, as telephone mode: hotkey for answer or hang-off, music-appreciating mode: hotkey for play or pause. Applicable to Android devices,as telephone mode:hotkey for answer or hang-off ,mute,volume-control ,and also music-appreciating mode:hotkey for play or pause , volume-control.,Next song: press 2 times lightly, last song: press 3 times lightly.