6All pacemakerssuch as AAI, VVI, DDD etc. Can be analyzed by the powerful pacemaker analysis function.7With many pacing analysis templates, such as Dual chamber pacing, Atrial pacing, Ventricular pacing, Ventricular Pseudofusion and Ventricular asynchronous pacing, etc. 8Single or full-lead ECG in any time bucket can be reviewed by the fast review analysis function. 9With analysis functions for 5-minute, 1-hour and 24-hour heart rate variability. 10One-key print, convenient and fast to print the reports. 12The risk of sleep breath pause can be predicted by the unique "Sleep breath pause syndrome"analysis function. 13The death risk in patients with myocardial infarction can be predicted by the "HRT" analysis function. 14T-Wave alternation is an important index to predict the malignant arrhythmia and sudden cardiac death. Lead: 3-lead Record time: 24-hour Power supply: two AA batteries Interface: USB2.0 Calibration voltage: 1mV±5% Noise level: 30V CMRR: 60dB Low-frequency characteristics: time constant3.2s Scan speed: 25mm/s±5% Polarizing voltage: ±300mV, sensitivity: ±10% Minimum measure signal: 50 µV p-p. Lead cable (1 set) ECG electrode (1 bag) USB cable(1) Disk(1) Bag(1) User manual(1). Dimension: 111mm(L) × 60mm(W) × 25mm(H) Weight: about 105g(without batteries). Food and Drug Administration and state and local regulatory agencies. If you have a defective item, you want to return or discount. Or replace item for you. The item "CONTEC 3-Channel 24 Holter Monitor ECG/EKG System Machine, pacemaker Analyzer, USA" is in sale since Sunday, September 30, 2018. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical & Lab Equipment, Devices\ECG & EKG Machines". The seller is "medonline888" and is located in Elk Grove Village, IL. This item can be shipped worldwide.