【Appearance】Good condition, used. 【Operational Status】Operation confirmed. 【Included Items】Main unit, two USB cables, TV connection terminal. Used only once, but without box or instruction manual. 【Product Features】 ① Wearable speaker that delivers incredibly deep and clear sound. Equipped with two 11-inch wave guides in the neckband. You can enjoy music without blocking your ears, while also hearing the surrounding sounds. ② Ergonomically designed neckband. Soft-touch silicone is used on the surface for all-day comfort. ③ High-performance microphone enables clear and natural voice calls even in windy or noisy environments. ④ Access calls on the speaker, Siri, or Google Assistant with the push of a button. You can also customize it to notify you of incoming calls in silent mode. ⑤ Manage settings adjustments and Bluetooth connections using the Bose Connect app. Includes a cover that enhances the durability of the main unit without affecting the sound. ⑥ Other: - Up to 12 hours of continuous playback. Quick 15-minute charging provides up to 2 hours of playback.