Korg M3-88 88-Key Music Workstation/Sampler Keyboard • Available from ChurchGear
Korg microSAMPLER | Sweetwater
Discontinued Korg microSAMPLER Sampling Keyboard - Nearly New at Gear4music
Akai Professional MPC Key 61 Standalone Sampler and Sequencer - Bill's Music
Korg microSAMPLER Sampling Keyboard - YouTube
This year's Def Con entry badge was a working sampler keyboard, it even has a built-in puzzle that requires specific note inputs and linking with other badges. : r/synthesizers