The Contec ECG device is great for arrhythmia and S-T segment analysis. It reflects the patient management, name, age and i.d. including heart rate, pulse, temperature, blood pressure and oxygen saturation on a 7" TFT, touchscreen with led back light and 800 x 400 pixels. It consists of adjustable visual and audio alarms and audio volume can be adjusted from 1-8 level. The device has multi-language options, built-in removable and rechargeable lithium battery, UI with keypad and touch screen operation as well as a built-in memory or mini SD memory card which can store more than 1000 pieces of archives.