State-of-the-art portable backing module that is compatible with MIDI-capable pianos, keyboards, accordions or organs, and packs an interactive band into a sleek, slim package. It is powered by a state-of-the-art Roland sound engine, packed with over 1000 great tones and 47 drum and percussion kits. The module is able to handle 128 voices simultaneously, and is compatible with a variety of voicing formats, including GM2, GS, and XG Lite. It can be also as a high-quality sound module for a MIDI-compatible instrument such as a digital piano, V-Accordion, organ or guitar. In addition to playing MIDI Files with its internal sound generator, the module can also play and manipulate audio files, allowing user to play MP3 or WAV files via USB and use the onboard controls to change key signature and tempo to best suit his vocal range or performance style. The Center Cancel feature can be used to minimize the vocals from pre-existing songs to create instant karaoke-style sing-along tracks. To expand the capabilities of the module, a USB port is provided for connecting to industry-standard USB storage devices such as a USB key or self-powered USB hard disk for playing and modifying/saving files. The USB port can be also used to record the performances as audio files (WAV, 44.1KHz/16-bit linear format) on a USB storage device. The composite video output can be connected to an external monitor, which allows the audience or other musicians onstage to follow the lyrics and chord symbols of the performed song. Dimensions: 303 x 194 x 101 mm. Weight: 1.7 kg.