Dictate documents & notes while on the move, then plug into a PC & transfer your files via USB to archive or manipulate. Also operates as a MP3 music player & recordable FM radio. Includes 2GB onboard memory (expandable to 32GB via SD card slot) & capable of recording in PCM (CD quality). Features auto-adjust recording, optimized recordings in any environment, overwrite & append capabilities, calendar search, instant one-touch stereo recording, visual voice level indicator, time stamp, selectable voice activated auto record & large high resolution display. Mac ® / Windows ® compatible. Recording Functions: One Touch Record; Activation / Review Functions: Calendar Search; Audible Scan; Cue & Review; File Search; Recording Time: 528 h; Microphone: Built-in Stereo Microphone.