96kHz/24-bit recorder fitted with two-position (X-Y or Wide) stereo microphones, 4GB of internal flash memory and a memory stick Pro-HG Duo slot. D50 constructed of lightweight metal (aluminum) and it's built rugged to withstand the demands of pro applications, plus it offers long battery life using conventional AA alkaline batteries. Includes a USB high-speed port for simple uploading/downloading its native. WAV format files to/from Windows PC or Macintosh computers. Other PCM-D50 features include digital pitch control, dual path digital limiter, low-cut filter, Super Bit Mapping, A-B repeat and MP3 playback capability.