( 1) 12.1 ' ' TFT true color high definition LCD ( 2) Real-time display the waveform of ECG, SPO2, and Respiration. At the same time, on the screen digital display the data of ECG/ Pulse, Temperation, Respiration, SPO2, BP ( SYS, DIA, MAP) etc. ( 3) Interface color of the waveform can be setup according to the requirement. ( 4) Have the freezing and storage function ( 5) Automatically analyzing 20 kinds of arrhythmia waveform. ( 6) Can store 256 hours data trends , and have ECG waveform playback function. ( 7) Have the drug concentration calculation function ( 8) Can store 700 groups data trends of BP, PR, TEMP, SPO2, RESP when measuring ( 9) Inner recorder is optional , and it can record many waveforms and events ( 10) Three grades sound and light alarm, digital sound volume adjustment ( 11) Anti-defibrillation and anti-high-frequency electrotome, and can be used simultaneously with the pacemaker. ( 12) In-car electricity supply systems, AC-DC. Work time of the battery is more than 120 minutes. ( 13) EtCO2 and double IBP are optional