Dual LED Ditgtal Display and 90Hrs Playtime: Bluetooth ear buds charging case with LED power display shows remaining power in percentage. Charging case presents its battery from 1%-100% to let you know the current power status of your ear buds wireless earbuds and charging case anytime anywhere. Up to 15 hours playtime of normal usage on a single charge and boost that to 90 hours playtime with the USB-C compact charging case.3D Stereo and CVC8.0 Clearer Calls: Our wireless earphones bluetooth are equipped with 14.2mm high-efficiency speakers, which make the bass more punchy and the midrange full and textured, so stereo sounds are crisp, clear, and balanced. CVC8.0 full-duplex microphone noise cancellation software provides echo and ambient noise cancellation for calls, which is currently the most advanced noise cancellation technology in Bluetooth headphones over ear.Bluetooth 5.3 and Fast-Pairing: The wireless running earphones is equipped with the 2023 new generation Bluetooth 5.3 chip, which provides data transfer speeds up to 2x faster than the previous generation.Ultra Lightweight Earhook and IP7 Waterproof: Earbuds wireless noise cancelling are equipped with TPE flexible earhooks, 3 different sizes of high-quality silicone eartips for your best choice (S/M/L), ensuring the sports earbuds stay comfortably firm in place during sports, running etc. Earhook headphones wireless with IP7 waterproof technology, it can protect your ear buds running from sweat and rain during strenuous exercise or daily use.