15 inch patient monitor USA Brand ECG, HR, RESP, NIBP, SPO2, RR, TEMP, ... 15 inch patient monitor1)15’’ high resolution (1024*768) LCD display 2) Rechargeable lithium battery for longer lifetime 3) Backlit buttons ... after the first alarm if low battery≥5 minutes udio indicator SpeakerQRS Sound with Pitch ToneAlarm Sound, according to the requirement ... ~85 dB measured at 1 meter 15 inch patient monitor