coioc Wireless Earbuds, Bluetooth 5.3 Headphones with Deep Bass, Portable Design Ear buds, 40H Playtime, LED Power Display, In Ear Wireless Earphones with ENC Mic, IPX7 Waterproof Earbuds for Sport

High Quality Stereo Sound: These wireless earbuds provide powerful bass and clear highs by using a high quality PU composite diaphragm in a 13mm driver. Choosing the right ear caps (S/M/L) provides a more vivid sound.
Ergonomic Design & Portable Design：The earbuds are shaped to fit perfectly to the curve of the inner contours of the ear. Complete with round, soft silicone ear plugs. Charging case has a streamlined design that fits easily in your pocket and comes with a lanyard that can be strapped to your backpack to keep it handy.
Bluetooth 5.3 & One-step Auto-pairing: The earbuds feature an advanced Bluetooth 5.3 chip that provides a more stable connection signal and faster transmission speeds than Bluetooth 5.2. After removing the wireless earbuds from the charging case, they will automatically connect to your device. The charging case will automatically disconnect when it detects the earbuds in the compartment.
35H Playtime & LED Digital Display: 6 hours of listening time on a single charge, with a charging case that provides an additional 5 charges. Add the charging case for a total listening time of up to 35 hours. LED light bars show the charging status of the earbuds and the charge level of the charging case.
IPX7 Waterproof: These Bluetooth headphones are waterproof with an IPX7 nano-coating to protect them when sweating or wet. These wireless earbuds are perfect for sports like jogging and yoga.