Jabra Elite Active 65t True Wireless Earbuds Copper Blue Product Specifications Product certified with technical standards mark Frequency band: 2402MHz - 2480MHz Stable connectivity. Bluetooth 5.0 significantly improves communication range and speed. NFMI technology minimizes audio dropouts between left and right earbuds. Long battery life with up to 5 hours of use. Up to 15 hours of use with the charging case. Motion sensor equipped. Tracks performance during workouts. Multipoint compatible. Can pair with up to 8 Bluetooth devices. Can connect to 2 devices simultaneously. *Please refrain from purchasing if you are looking for a perfect package, etc., as this item is stored at home, or if you have any concerns. «Shipped via Takkyubin Compact»