Powerful Stereo SoundThe wireless earphones are equipped with large 10mm speakers to deliver immersive sound with crisp, clear highs and deep, rich bass, allowing you to fully focus on music, podcasts or work without disturbing those around you.Advanced Bluetooth 5.3 and Instant PairingWith advanced Bluetooth 5.3 technology, you can get faster transmission speeds and more stable connections. Open the lid of the charging box and the open-type Bluetooth earphones will pair automatically. Just click "C01" in the Bluetooth list on your device to connect, avoiding complicated operations and saving waiting time.25 Hours Long PlaytimeWith up to 5 hours of playback on a single charge and up to 20 hours of battery life in the charging box, these wireless earphones provide a comfortable, uninterrupted listening experience. In game mode, the wireless earphones with ear hooks can accurately capture footsteps, gunshots and other key audio cues, helping players quickly identify enemy positions and gain a competitive advantage.Comfortable Design and IPX 7 WaterproofThese sports wireless earphones are ergonomically designed for comfortable wearing while ensuring fatigue-free and long-lasting comfort. The flexible ear hooks fit snugly around your ears and won't fall off even during intense exercise. The IPX7 waterproof design protects your wireless earphones from sweat and splashing water, making them ideal for sports, fitness, exercise, hiking, and more.Open and ComfortableThe open design of the Bluetooth earphones helps to be truly painless and harmless. No need to insert the earbuds into the ear canal, your ears won't feel sore even if you listen to music all day. These earphones also allow you to hear surrounding sounds and avoid potential dangers while listening to music, especially when you're outdoors, walking on the street, or riding a bike.