Stable wireless connection up to 33 ft for easy control of music and phone calls at home, in the office, or during exercise. Automatically reconnects when you remove the earbuds from the charging case. Builtin advanced bluetooth and sound processing chips using the latest tech. Quick pairing with two devices, allowing for a convenient multidevice setup. Connectivity up to 50 ft / 15 m, and up to 130 ft / 40 m in open areas. IP7 waterproof and rainproof sport earbuds designed to withstand sweat and rain, so you can train with confidence. Enjoy hands calls and music freedom while driving, running, and working. Use scenarios Home or office: seamlessly switch between music and calls, with automatic reconnecting as you reach for your device. Gym, park, or outdoor workouts: sweat and weather resistant design keeps playing through intense activity. Commute and on the go: take and answer calls safely and listen to music without handling your phone.