Features include:
3D stereo sound
Up to 8.5 hours of play time
Digital voice recorder
Integrated microphone
Five equalizer modes
Integrated USB drive
Shock-proof, anti-static
PC and Mac compatible
MP3/WMA/ADCPM compatible formats
5mW + 5 mW audio output power
20Hz-20kHz frequency response
Standard USB 2.0 port and high speed cable included
Battery consumption and saving function
Polarized lenses
Interchangeable shatter proof lenses