Released in 2001, Boss ' SP-303 Dr. Sample was a digital phrase sampler and effects processor. The compact machine's affordability and ease of use made it popular with musicians and producers, ...

Inspired by the late J Dilla's knack for creating tracks with a BOSS SP-303, the iOS app is not only designed to be easy to understand, but doesn't give you ways to micro-manage your tunes.

This is the SP-404 OG, a product from Roland released 1 year earlier than the Akai MPC500, to be precise in 2005 the SP-404 OG was released as the successor to the Boss SP-303.