Bluetooth Audio Outdoor Portable Plug-in Subwoofer Speaker Smart Speaker Features: 360 balanced surround, powerful and sound. Powerful and, 360 balanced surround sound can be placed at will, or music can be easily surrounded in a large room. HiFi sound, and transparent. Losing no damage to HIFI, it is wonderful. The tone is clear and full, and the voice is graceful and melodious, just like being in the game scene, shaking the heartstrings! Upgrade Bluetooth chip to make music faster and free. Built in customized chip, stable and fast transmission, and stable . The connection distance is about 10 meters, and you can the music pleasure brought by wireless. Support USB/ card- playing and music accompanying. It supports player, Bluetooth player and memory card player to meet various demands and enjoy music . makes you happy. 1200mAh large battery capacity, 8 hours playback time. Product Description: Product parameters: Support Bluetooth, card-, USB, FM, - Product material: ABS plastic, iron mesh, rubber oil Bluetooth specification: Bluetooth 5.0 Transmission distance: 10M Horn specification: 45mm * 2 4 3 W * 2 Power amplifier specification: 3W * 2 Battery specification: 1200mAh 18650 Playback time: 3-4h Product size: 168 * 64 * 64MM Package size: 175 * 83 * 83MM Package content: 1 * Audio 1 * Charging cable