Product Code: SYB-1000 Electrocardiograph 
Product Code: SYB-3000N Electrocardiograph (Narrow Screen)
Product Code: SYB-3000W Electrocardiograph (Wide Screen) 
Product Code: SYB-12S Electrocardiograph 
Product Code: SYB-12SE Express Electrocardiograph 
Product Code: SYB-6011 Electrocardiograph （six-channel ECG, 192*64, 3.5″ LCD screen, alphanumeric keyboard）
Product Code: SYB-6012 Electrocardiograph ( six-channel ECG, 320*240, 5.7″ LCD screen, alphanumeric keyboard,internal loudspeaker ) 
Product Code: SYB-6013 Electrocardiograph ( six-channel ECG, 640*480, 5.7″ color LCD screen, alphanumeric keyboard,internal loudspeaker ) 
Product Code: SYB-PC, ECG
