The sanag A5X Bluetooth Neckband In-Ear Earbuds with Mic are designed for sports enthusiasts looking for a wireless and convenient audio solution. With a 10mm driver size and a frequency range of 20Hz-20KHz, these earbuds provide high-quality sound for an immersive listening experience. The black color and sleek neckband design make them both stylish and comfortable to wear during workouts or other activities. Featuring a built-in microphone and Bluetooth connectivity, these earbuds allow for hands-free calls and convenient music control.