Xen emp 200 mp3wma 128mb product features sturdy and stylish design ergonomically designed the centered navigation jog button enables the emp 200 to be used with one hand in the same way you would text using a mobile phone multi codec support mp3 wma asf high quality voice recording amp agc function superb voice recording quality the xen emp 200 provides an agc function that enables the user to adjust the recording level even for distant sounds vor voice operated record