... test,SEP test... Features:Standard 16 channel EEG & 18 channel (16 channel EEG+2 channel ECG) designUse the bioelectricity amplifier to ... converted to EDF, ASCII format Optional: Digital video monitor systemSpecification: 16/18 channel EEGSampling rate: 100HzResolution: 12 bitInput ... rate: 1, 2, 3, 10, 20, 40, 6050Hz Interference rejection ratio: ≥30dB 16/18 Channel Digital EEG with CE and ISO