Sony - PX Series Digital Voice Recorder Display Model/Return - Item is in good condition There are some scratches on the screen (please look at pictures) Features Voice-operated recording Activates the recorder only when an audible sound is present, conserving space and eliminating soundless passages. 4GB internal flash memory Store dozens of lectures or notes, and expand the recorder's memory using its microSD card slot. Up to 159 hours of recording time For an extended recording capacity. Select a recording scene Adjust recording settings, including recording mode and sensitivity level of the built-in microphone, to the individual situation. Organize and store your content Up to 199 files per folder and up to 5000 files in total. Easy file management Move, erase and lock audio files easily. Find the right file quickly with calendar search Easily find the files that were recorded on a specific day. Record and listen in MP3 format MP3 files are compressed but require less memory, which makes them ideal for recording long lectures or meetings. Auto Voice Rec function Reduces background noise and optimizes the audio capture settings for vocal frequencies. Low cut filter eliminates unwanted noise Filters out unwanted noise from sources, such as projectors, traffic or wind, of your recording. Built-in mono microphone For crystal clear audio recording. Built-in speaker For clear audio. Connect an earphone to the mini jack output for private listening. Direct USB connection For a quick file transfer. No USB cable needed.