These wireless in-ear earbuds feature responsive touch controls, studio-grade sound and up to 40 hours total playtime for immersive audio enjoyment; crafted with an ergonomic fit and interchangeable silicone ear tips for all-day comfort, they are waterproof to withstand sweat and splashes during workouts, travel and daily commutes, built with advanced Bluetooth 5.4 chip that delivers a stable 15-meter low-latency connection, twice the transmission speed and 30% lower power consumption than Bluetooth 5.3, paired with dual-mic noise reduction to deliver crisp calls for music fans, office workers and fitness lovers, the lightweight charging case with dual LED digital display clearly shows the battery level of the case and each earbud separately, supporting 5¨C7 hours single charge playback and 15-minute fast charging for an extra 2 hours of listening to eliminate battery anxiety.