EP–133 K.O. II is a powerful sampler, sequencer and composer. record sounds around you, sequence your samples and loops, tweak and automate filter, pitch and more. add stereo effects, compressor and next generation punch-in effects - go from idea to track faster than ever. built-in mic and speaker 6 stereo voices / 12 mono 64 MB memory, or 999 sample slots 6 built-in master FX and 12 punch-in fx pressure sensitive keys and multifunctional fader sampling frequency: 46 kHz / 16-bit 1x stereo in/out, sync in/out, midi in/out and usb-c powered by 4x AAA batteries, or via usb-c dimensions: 240 mm x 176 mm x 16 mm comes in a limited edition 10" collectors box