Wireless Smart Bluetooth Speaker High Volume Card Speaker Outdoor RGB Flashing Car Subwoofer Speaker Features: Four unit bass auditory feast surround sound production, high pitched without breaking through bass Powerful and powerful 360 panoramic sound effect with three-dimensional multi diaphragm support for 360 panoramic sound Shocking high volume, of handling multiple scenarios, with a wide coverage range of super large volume Innovation A Intelligent New Bluetooth 5.0 Transmission Faster and Better Sound Quality Interconnected Stereo Surround Sound uses Bluetooth to connect two speakers in series to form a music matrix High definition call chat without lagging, built-in noise cancelling microphone, can chat with the speaker for voice chat 1200mah ultra long music experience, allowing for free listening Multiple playback modes make music no longer solely supported by Bluetooth, card, USB drive, FM radio Large-capacity battery music car, newly upgraded, , low power consumption, large-capacity lithium battery, 20 hours of battery life, ensuring uninterrupted music Multiple playback modes make music no longer solely supported by Bluetooth, card, USB drive, FM radio Product Description: size22*7*8CM Bluetooth version: 5.0 Bluetooth distance: 10 meters Pronunciation unit: Two tone seven color light diaphragm Battery: 1200mAh Product material: ABS+iron mesh Playback mode: Bluetooth/Audio cable/Disk/Memory card/Radio Packaging: Subwoofer*1