Seamless Bluetooth 5.3 wireless connectivity for music and calls without wires. AUX IN wired connection to extend compatibility to non Bluetooth devices such as laptops, tablets, and gaming consoles. Comfortable to wear with an adjustable headband that fits all head sizes, soft breathable ear cushions for long lasting comfort, and foldable ear cups for easy storage and portability. Long lasting battery life with a built in 400 mAh lithium battery providing 14 hours of music playback or talk time. Use scenarios On the go: pair via Bluetooth 5.3 to enjoy music or take calls during travel, commuting, or workouts without tangled cables. Desk or living room: connect via AUX IN to a laptop, tablet, or gaming console for stable audio during meetings, video calls, or gaming sessions. Travel or long listening sessions: foldable ear cups and 14 hour battery support extended use without frequent recharging.