I-SM-1201 iyisizukulwane esisha semishini engu-12 ehamba phambili engu-12 ye-ECG/EKG, enesikrini sokuthinta esingu-7 intshi, ingaqoqa isignali ye-ECG ehamba phambili engu-12 ngesikhathi esisodwa futhi iphrinte i-waveform ye-ECG ngesistimu yokuphrinta eshisayo.Sekela izinhlobo eziningi zolimi, ibhethri ye-lithium eyakhelwe ngaphakathi, ukuphathwa kwesizindalwazi samacala.