Listen to your music files on a radio, a stereo system, or your computer. eMana is a USB FM transmitter which accepts any digital storage (mp3 or otherwise) extracts the file and transmits it to your radio.  Available in five varieties: light grey, petroleum, yellow, metallic grey and metalli blue eMana allows you to share your music experience with friends and family directly. It’s operating range is 10-30 feet depending on the FM radio receiver and it is fully ...