The Midmark Digital Holter Recorder is an advanced, ETL-listed device designed for precise cardiac monitoring. It features 8-bit resolution and utilizes removable compact flash memory with a capacity ranging from 48MB to 96MB, ensuring ample storage for extended recordings. The device interfaces seamlessly with either a Compact Flash Card Reader or a Standard PCMCIA Card Reader using a Compact Flash Adapter. It operates at a sampling rate of 128 samples per second and has an input range of 5mV. With an analog bandwidth of 0.05 to 100Hz (3dB) and a common mode rejection ratio of 60dB, the recorder delivers high-fidelity signal capture. Powered by two AA alkaline batteries, the compact and efficient Midmark Digital Holter Recorder is ideal for accurate and reliable long-term cardiac monitoring.