The Roland SP-404 is a digital sampler with sampling and pattern sequencing capabilities. Power-on has been confirmed. Sound was also confirmed to be working three months ago. However, since all functions cannot be confirmed at present, it is being sold as junk. No accessories are included. - Model Name: SP-404 - Brand: Roland - Connectivity: LINE OUT, MIDI IN, DC IN - Control Knobs: Volume, Cutoff, Resonance, Drive Thank you for viewing.