Awesome Portable Wireless Bluetooth Speakers are easy to pair with the digital devices via 4.2 Bluetooth RDA and could offer you great sound. Rechargeable battery installed. Play time up to 4 hours. It could support MP3 function, TF Micro sd card and FM radio. It is made of quality ABS plastic. Includes 1 USB cable. White, Green, Red and Blue are available. Perfect for travel, office, picnic, camping, computer, home, outdoor events, entertainment and trade show. Custom logo available.