The Vonyx Play800 is a great portable party speaker system. Delivering an impressive sound, and light show with Bluetooth connectivity for streaming your favorite songs. This all in one part system is perfect for your next house part or event with its built in 150W amplifier and LED light show. Plus there is a Mega Bass option for when you want a little more thump. Aside from the BT receive the PLAY800 also has both a USB and SD input that allows you to play your MP3 music files from an SD card or USB flash drive. Super easy to use and lightweight.