Oteeto OT104 Bluetooth Earbuds Bluetooth Version 5.3 for stable and efficient wireless connectivity Supports Android & iOS devices for versatile compatibility Headset battery capacity: 30 mAh for prolonged listening sessions Case Battery capacity: 300 mAh for convenient charging on the go Playtime of up to 5 hours ensures uninterrupted music enjoyment Standby Time of up to 60 hours for extended battery life Includes Type A to Lightning USB Cable for easy charging and data transfer