Perfect for professionals & students alike the Sony ICDPX333 Digital voice recorder lets you record in brilliant quality. Its 4GB internal memory means that you can record up to 1073 hours of your important thoughts while a micro SD expansion slot lets you expand the storage capacity of your recorder, providing extra recording hours. An intelligent Noise Cut feature enhances human speech, providing clearer audio & cutting our background noise. Everything can be easily managed from the Handy LCD display, organise your recordings into folders & change scene settings at the touch of a button.