Roland AT-90SL Atelier

The Roland AT-90SL Atelier is a digital music workstation designed for professional musicians and producers. It was released in the early 2000s and has been used by a variety of artists, including the likes of Dr. Dre, Timbaland, and Pharrell Williams.

The AT-90SL Atelier is a powerful and versatile music production tool that allows users to create and mix music with ease. It features a built-in sequencer, a variety of effects, and a range of virtual instruments. It also has a built-in sampler, allowing users to record and manipulate samples. Additionally, the AT-90SL Atelier has a range of MIDI and audio connections, allowing users to connect external devices and expand their sound palette.