capacity battery for extended use, reducing the need for frequent recharging. HD LED power display provides a clear visual indicator of battery status and device power at a glance. Dual headphone capability allows two headphones to operate as independent units, enabling a single source connection for shared listening. Automatic poweron pairing enables quick and reliable reconnection to a paired device, improving convenience and reducing setup time. Use scenarios Home entertainment: watch movies or listen to music with a companion using a second headset, while sharing a single device connection for synchronized audio. Travel or commuting: share audio with a friend or family member on long trips, keeping both listeners connected to the same source without repeated pairing. Small group study or training: two users can listen simultaneously from one device during presentations or educational sessions, maintaining effortless connectivity and clear audio.