The CardioTech GT-2003/GT-2012 3-Channel Holter is a lightweight and compact digital recorder with optimized workflows and adjustable parameters that meet all of your clinical needs. The GT-2003 and GT-2012 specialize in recording the electrical activity of the heart and analyzing data with a powerful analysis software. Specifically, this holter system is used to detect arrhythmias, or abnormal heart rhythms, as well as evaluate heart rate and rhythm over time. This holter also features an OLED screen with real time waveform display, Pacemaker Detection, and IP27 level Waterproof/Dustproof to maximize patient freedom. The GT-2003 and GT-2012 Holter is a cost-effective and non-invasive way to monitor a patient's cardiac function over an extended period of time.