Urutonde rwa ODOT B rwahujwe na I / O module hamwe na modular ihuza imbere.Amashanyarazi hamwe nubuyobozi bwa COMM biri hepfo, kandi module ya IO ivugana nubuyobozi bwa COMM binyuze mumugongo (module yicyatsi nkuko biri hepfo).Irashobora gushigikira kwaguka max ya 4 IO (ibibanza 2 gusa IO byashizwe munsi yishusho).
Witondere gutanga mong pu ibisubizo kumyaka 5.