# `GEC02-JC`: Beatmania IIDX 9th Style hardware conversion kit Essentially the same as [`GEC02-JA`](GEC02-JA.md) except for the contents and not being compatible with eamusement online services due to missing card readers: * Main PCB: [KNM-???](../boards.md#knm-???) * IO: [GEC02-PWB(A)A](../io.md#GEC02-PWBAA)