USB interface, no external power required.2D, 3D Brain mapping with different colours.OnlineOffline split video Facility to scroll left & right User's selectable multiple picture sizes.Coherence, FFT Graph.Simultaneous Analysis & Acquisition of EEG data.Thumb nailing facility.Facility to mark event Write comment in analysis mode.Complete EEG date transfer rom CDDVD hard disc.Easy connectivity with LaptopDesktop.