Technical Specifications:- >Bluetooth 5.0 Support with QCC3020 Chip. >AptX codec support. >Auto Pairing. >Nozzle diameter：5.6mm >IPX4 Water Proof, Rain and sweat Resistant. >Up to 8-hour music on a single charge and up to 24 hours battery life with the carry case. With the recent revolution of TWS of earbuds, Kinera released their latest set of true wireless earbuds, the Kinera YH623. It features Bluetooth 5.0 support with high res codec support, AptX and more. Bluetooth 5.0 Support:- The Kinera YH623 features the latest Bluetooth 5.0 support with high-quality QCC3020 Bluetooth chip. The pair offers a strong and stable Bluetooth connection and provides an uninterrupted Bluetooth connection. The Bluetooth experience is lag-free and provides proper video synchronization. It also supports Hi-Res Bluetooth codecs such as AptX and more, this provides users with High-quality music entertainment anytime anywhere. Balanced and Powerful Sound Output:- Kinera YH623 features a balanced and powerful sound output. It has strong and deep bass, natural and rich mids, vocals, and a smoother treble section. Users will be able to enjoy high-quality music with powerful and crisp clarity. Auto Pairing:- The Pair features auto-pairing, you just have to connect it for the first time with your smartphone or digital audio player. In the future whenever you open up the charging case it connects automatically with your source device. IPX7 Waterproof:- The Kinera YH623 has an IPX7 waterproof rating, it is resistant to rain and sweat. So feel free to enjoy your good music at the gym and not get worried about your TWS earphones getting damaged. Noise Cancelling Feature:- The Kinera YH623 features noise cancellation feature, it cuts down on the environmental noises and lets users enjoy their music with good isolation. Long Battery Life:- The Kinera YH623 TWS features a long battery life of up to 8 hours on a single charge and with the carry case, the pair can last for up to 24 hours. Package Contents:- >One pair of Kinera YH623 TWS earbuds. >One Charging Case. >One USB Type C Charging Cable. >Three Pairs of Silicone Ear Tips. >User Guide.