... patient information 3.graphic 5.7inch LCD, 16cases save Features:Lead: Standard 12 leadsAcquisition: Simultaneous 12 leadsResolution: 12bit/1000HzOperation mode: Manual/Auto ... .5, 5, 10, 20, 40mm/mVRecorder: High resolution thermal printerSafety standard: GB9706.1-2007, IEC Class I, Type CFSpecifications: Portable 12 ...