1.90H Longer Playtime & Smart Charging Case: occiam T19 bluetooth earbuds come with a compact charging case, providing 90 hours of total listening time for the wireless earbuds. Each ear bud lasts all day and offers up to 8 hours playback on a single charge,the small case can provide an additional 5 full charges. The digital battery indicator on the outside allows you to easily check the remaining power of the case and earbuds charging status in real-time, enhancing your control over usage. 2.Immersive Stereo Sound & HD Call: The wireless headphones bluetooth ear buds featuring 10mm double-layer diaphragm drivers deliver a powerful bass and super crisp sound and immerse yourself in superior sound quality.T19 wireless earphones built-in premium HD microphone in each earbud, once they are connected with your cellphone, the earbuds wireless bluetooth headphones will reset to full volume on every call by default to ensure you have a loud and clear voice even in noisy environments. 3.Fast Pairing & One-Button Control: Our occiam T19 ear buds wireless bluetooth earbuds feature fast pairing and built-in a hall switch, just open the lid to enter a pairing mode with your bluetooth device,enable auto power-on and instant connection with your last device when open the case after the initial pairing. Each earbud has a press button to offer a hassle-free control, enabling you to play/pause,adjust volume, manage calls, improving the usability of the over ear bluetooth headphones. 4.Comfort for Sports & IPX7 Sweat-Resistant: Our wireless headphones are engineered for ultimate comfort during extended workout sessions, featuring flexible and soft ear hooks that securely stay in place.3 available sizes of ear tips achive a customized comfort,ensuring a perfect fit for large and small ears during your exercise routine.The sports earbuds with an IPX7 waterproof rating,making the mini wireless true earbuds resistant to water splashes and sweat,ideal for fitness,jog,running. 5.Stable Bluetooth 5.3 & Wide Compatibility: The headphones with earhooks have Bluetooth 5.3 capability for a strong and continuous connection within a 30ft range. The improved transmission speed ensures a low-latency listening experience. The sport headphones are compatible with a range of Bluetooth-enabled devices, including smartphones, TV, computers, and laptops. The running earbuds offer both binaural and mono modes, allowing flexible enjoyment with either the left or right earpiece alone.