Imisumari ya Duplex ni imisumari yihariye ifite akamaro ko kubaka by'agateganyo, nk'ibikorwa byo gusuka beto cyangwa guhuza ibice by'agateganyo mugihe cyo gukora ibisenge.Utwara umusumari kugeza umutwe wo hasi uhindutse inkwi.Igihe kirageze cyo gusenya umushinga, urashobora gukuramo umusumari ukoresheje umutwe wo hejuru hamwe ninzara yinyundo yawe cyangwa gukurura akabari.