✅Light & Powerful Sound. ✅Touch Control/Easy switching & Sweatproof ✅Ultra-long play time:6 hours, 20 hours for a battery case. ✅Ear tips for perfect fit and proper seal, turn lock for the best fit. ✅Easy Pairing with the phones ✅Press and hold the touch button to enter the pairing state, then red and blue will flash rapidly. ✅Data Sheet: 👉Power Supply: Dc 5v, USB-C 👉Charging: Case Battery: 380mAh lithium polymer rechargeable 👉Bluetooth: version 5.0 👉Earbud Battery: 25mAh lithium polymer 👉Earbud Charge Time: 1~2 Hours 👉Wireless range: 10m 👉Case Charge Time: 2 Hours 👉Playtime: Up to 4 hours @ 50% volume 👉Weight: 0.20kg 👉Warranty: 1 Year Warranty