Sony ICD-PX470 Digital Voice Recorder 4GB Professional Dictaphone

BUILT-IN MEMORY; 4GB. PC CONNECTIVITY; Yes. BUILT-IN MICROPHONE; Stereo. RECORDING FORMAT; MP3 / L-PCM. PLAYBACK FORMAT; MP3 / WMA / AAC-LC / L-PCM. BATTERY TYPE; Dry Battery. MAXIMUM FILES (TOTAL); 5000. MAXIMUM FILES PER FOLDER; 199. CALENDAR SEARCH; Yes. LCD BACKLIGHT; No. USB CONNECTION CHARGING; No. BATTERY TYPE (PROVIDED); AAA x2. MENU LANGUAGE; German / English / Spanish / French / Italian / Russian / Turkish / Korean / Simplified Chinese / Traditional Chinese. MAX. RECORDING TIME MP3 48KBPS (MONAURAL); 159 Hrs. MAX. RECORDING TIME MP3 128KBPS; 59 Hrs 35 Min. MAX.RECORDING TIME MP3 192KBPS; 39 Hrs 45 Min. MAX. RECORDING TIME LPCM 44.1KHZ, 16BIT; 5 Hrs 20 Min. BATTERY LIFE FOR RECORDING MP3 48KBPS (MONAURAL); 62 Hrs. BATTERY LIFE FOR RECORDING MP3 128KBPS; 57 Hrs. BATTERY LIFE FOR RECORDING MP3 192KBPS; 55 Hrs. BATTERY LIFE FOR RECORDING LPCM 44.1KHZ, 16BIT; 40 Hrs.