The Edan-SE-2012 is a professional 12-channel Holter recorder engineered for comprehensive long-term cardiac monitoring. This advanced device captures high-fidelity ECG data across 12 channels simultaneously, providing clinicians with a detailed view of the patient's heart rhythm over extended periods. Its ultra-lightweight and ergonomic design ensures minimal patient interference during daily activities, while the integrated OLED screen allows for immediate signal verification to ensure high-quality data collection.