Record sounds and voices in superior clarity with this stereo digital voice recorder featuring built-in USB for easy file transfer and expandable memory to capture every second. Enjoy up to 55 hours of battery life and adjustable microphone settings, Plus auto voice recording that reduces background noise so you can always hear what's being said. Input Output Terminals: [PC I/F] Hi-Speed USB [Input] Stereo Mic-in jack [Output] Stereo Earphone jack