Major brands ECG cables ECG Cable Series： ECG trunk cable,ECG lead wire ,ECG one piece Cable 3lead,5lead,AHA,IEC,Clip,Snap 5lead:AHA( (white, green, brown,red, black) IEC(red, black,white, green, yellow). 3lead:AHA((white,red,black); IEC(red,green,yellow). Each brand can do 3 lead,5 lead. Compatible monitors: Philips Ninon Kohden ,Mindray , GE Biocare， Edan, Goldway, Comen, Biolight ,etc.