Main function:  MP3 player
Memory: 1GB-8gb
Color: Gold with green stone
Music Formats: MP3, WMA
Bit rates: 32 - 320Kbps
SNR (Signal to Noise Ratio): >85dB
Output of earphones: 2 x 4mW
Battery Type: Rechargeable Li-ion
Battery Life: 4 hours
Neck Strap: universal size (approx 28 inches)
Connection Type: USB
Systems: Windows 98SE/ME/2000/XP/Vista/Windows7, Mac OS 10.x or later