Multiple parameters including ECG,NIBP,SPO2HR,AIRFLOW,ABDOMINAL,RESP,TEMP, EEG(8/16/32 leads ),AIRFLOW,ABDOMINAL,EOG,EMG and SNORING.; standard modules including six-parameter module, PSG with EEG module and optional IBP,ETCO2 module; network interface,able to link with hospital LAN and central monitoring system; optional 15/17/19 LCD display.