The Roland AIRA MC-101 Groovebox is a compact music-making machine that unlocks a world of music at your fingertips. It is a four-track sample instrument that allows you to compose, edit, sequence, and perform, giving you all the tools you need to create amazing finger times in a compact form. The MC-101 is a professional music tool that can be used everywhere and anywhere, making it a portable studio. It is a fully-fledged production beast that is optimized to create electronic music, with a focus on pulsing bass and pumping kicks. The MC-101 features the sound engines from legendary Roland machines like the TR-808, JUNO-106, and TR-909. It comes with a curated selection of beats, phrases, and sounds that have been expertly crafted for your use. The MC-101 features a wide range of effects from delays and reverbs to crunchy overdrive, distortion, and amp simulation, making it an amazing array of effects. It runs for about five hours on four AA batteries, which makes it a must-have machine for vintage synth heads.