Sony Voice Recorder ICD-PX470SpecificationsBrand SonyBattery Type Dry Battery Battery type (Provided) AAA x2 Built-in Memory 4GB Built-in Microphone Stereo Calendar Search Yes LCD Maximum files per folder 199 Maximum files (total) 5000 Menu Language German / English / Spanish / French / Italian / Russian / Turkish / Korean / Simplified Chinese / Traditional Chinese PC Connectivity Yes Playback Format MP3 / WMA / AAC-LC / L-PCM Recording Format MP3 / L-PCMMax. Recording time LPCM 44.1kHz, 16bit 5 Hrs 20 Min Max. Recording time MP3 192kbps 39 Hrs 45 Min Max. Recording time MP3 128kbps 59 Hrs 35 Min Max. Recording time MP3 48kbps (monaural) 159 Hrs Battery Life for recording LPCM 44.1kHz, 16bit 40 Hrs Battery Life for recording MP3 192kbps 55 Hrs Battery Life for recording MP3 128kbps 57 Hrs Battery Life for recording MP3 48kbps (monaural) 62 Hrs Input and Output Terminals [PC I/F] Hi-Spee..