... test, VEP test,SEP test... Features:Standard 24 channel (19channel EEG+5 channel multi-parameter)/32channel design,compatible with 16 channel ... many parameters.Use different colors to mark different events EEG mapping and EEG graph can be displayed simultaneouslyMulti-functional flash stimulator with ... module, ECG, EOG, SpO2, EMG, RESP 24/32 Channel Digital EEG with CE and ISO