MAC Link is a resting ECG analysis system used to acquire, analyze and record ECG data from patient surface. When the host device triggers an acquisition, the acquisition module will acquire ECG data and transmit the ECG data to the host device via Bluetooth or wired connection. It is aimed at doctors and nurses who need to acquire ECG data in consulting room and also need to acquire data from patients in wards. It features detachable display (host device) allowing users to carry the portable system to acquire data in wards and also maintain the convenience on dock to provide USB, LAN port and battery charging when user work in ECG room.