Features Offers 21 channel EEG with freely movable and resize able video at 25 frames/sec. EEG scrolls continuously during review in sync with frame by frame video at 40 millisecond interval. Offers Spike detection. Offers Ability to review prerecorded data of another patient or same patient during acquisition. Supports montage of up to 40 channels. Episodes can be marked and stored on CD. Supports frequency and amplitude brain Optional ploygraphy(EEG, EMG, respiration Dimensions : L325 x W 127 x H322 mm | Weight : 5.7 Kg (approx.)