Sport bluetooth in-ear headphones. The new iBFree Sport features improved sound quality and pairing with increased water protection and battery life. Bluetooth® chip with AAC transmission technology - provides meticulous sounding wireless listening experience without affecting sound quality. International standard IPX6 water protection - ensures long lasting resilience to outdoor condtions and rigourous exercise and can withstand heavy splashing, rain, and mud from any direction. Enhanced wireless range and battery life - a Bluetooth® range of 35 ft. and 9 hours of music play with 90 days of standby gives the freedom to enjoy your music anywhere. Durable aluminium alloy body - high quality function matches form with an extremely lightweight yet durable aluminum alloy body. Perfected ergonomics - oblique angles align with the natrual curve of your ears. Beyond comfort, the secure fit increases noise isolation, fullness, and bass when working out. Color: Green.