Bluetooth Headphones, InaRock Magnet Attraction V4.0 Wireless Bluetooth Stereo Earphones In-Ear Headphones Earbuds with Microphone for Sports Earpiece - Sweatproof Headset Bluetooth Version 4.0 with chipset supports apt-X, ensure high-fidelity stereo music and clear speech via noise reduction Ergonomically designed - in-ear earbuds design for secure fit and premium sound; Magnetic allows the two ear buds attract with each other, forming a circle on your neck to avoid falling down or losing after exercising. Sleek and simplified profile makes it easy to answer a call or switch between your favorite tunes on the go Sweatproof ensure Stable and Comfortable when running, hiking, camping, biking, skiing, jogging, climbing, doing fitness, etc. Built-in rechargeable Lithium-Ion battery lasts up to 6 hours of talk / play time or 200 hours standby, universally compatible with most Bluetooth-enabled phones, tablets and other Bluetooth devices Compatible With: iPhone6 6Plus 5S/ 5C/ 5/ 4S/ 4/ 3GS/ 3G -- iPad 4th, 3rd, 2nd, 1st, iPad Mini -- iPod Touch 4th/ 5th/ Nano 7/ipod shuffle -- Samsung Galaxy S5 S4 S3 S2, Note 4/ Note 3/ Note 2, Tab Series -- HTC One M7 M8 Desire X Series S V -- Sony Xperia Z1 Z2. LG Pro 2 Series Or other Bluetooth-enabled devices