AUX IN Wired Connection: In addition to BT, our headset also supports AUX IN, allowing you to connect it to a wide range of non-BT devices such as laptops, tablets, and gaming consoles. Detachable Microphone: Whether you”re gaming or recording podcasts, the detachable microphone allows for versatile use and ensures clear and accurate sound capture. Ergonomic Design: Adjustable headband length, soft ear cushion, comfortable to wear, suitable for different head sizes. Foldable earmuffs, easy for storage. Specifications: BT Version: 5.3 Transmission Range: About 15m (no obstacle) Drive Unit Diameter: 40mm Frequency Responce: 20-20KHz Resistance: 32ohm Battery Capacity: 3.7V 400mAh Working Time: about 12 hours (Light off), about 8 hours (Light on) Charging Time: about 2 hours Color: Pink with Green, Blue with Pink, Cyan with Green, Purple with Green (Optional) Package Size: Approx. 19.5*18.7*8.5cm/7.67*7.36*3.34in Package Weight: 616g/21.72oz Package List: 1 * Headpset 1 * Charging Cable 1 * Audio Cable 1 * User Manual