technical pro portable rechargeable compact bluetooth speaker w/ led’s usb/fm/tf. Light-weight & compact layout make it the precise on-the-pass speaker. The integrated battery offers five hours of continual track gambling. Three” woofer. Inputs: bluetooth, usb, tf card, fm radio. Rechargeable battery. Convey take care of. Bluetooth compatibility permits for wi-fi connectivity. Bluetooth variety: 30 ft. Usb flash/tf card power enter accepts drives as much as a maximum of sixty four gb and will playback . Mp3 and wave files. Subsequent, previous tune, play/pause controls. Dustproof enclosure. Led woofer changes color. Usb included for easy charging to 5v electricity sources like a computer or usb ac.