QCY QY19 Sport Sweat-proof Wireless Bluetooth 4.1 Earphone In-Ear With Mic for Smart Phones or Other Bluetooth Devices, Effective Bluetooth Distance: 10M(Black)

1. IPX4 level, Anti-sweat design. never mind when do exercise.
2. Light weight, no pressure on your ears while you do exercise.
3. Fashion and special design, make it different.
4. Fever sound, adopt 8mm unit.
5. Support multi-points connection. You can connect to two devices at the same time.