Polysomnography Sleep Fairy-A22

22 Channels: EEG (2 channels), ECG, EMG, EOG (2 channels), Heart Beat, PTT(Pulse
transfer time), Respiratory effort, SpO2, Snoring(Vibration), Snoring(Sound), Airflow,
Simulated airflow, Pulse Rate, Pulse Waveform, Chest Movement, Abdomen Movement,
Leg Movement, Body position, Body movement, CPAP pressure.