Built especially for sports performance activity! The RX Wireless Earbuds are not only durable enough to comfortably enjoy an everyday active lifestyle but also its audio performance will truly leave you speechless. Featuring the world's best quality chipset, these earbuds deliver powerful fine-tuned sound, deep bass, and stereo quality voice calls. Simply connect via Bluetooth and play any song you want. These earbuds are meant to keep up with your active life. Complete with a charging case, you'll be able to enjoy up to 100 hours of playtime and calls wherever you are.