andmiddot Waterproof MP3 player and earphone designed for swimming spa and water sportsandmiddot High durability aluminum casing with anti-scratch finishandmiddot Touch Screen Displayandmiddot Stylish design with fluorescent holder to strap onto swimmer gogglesandmiddot USB rechargeable batteryandmiddot FM Radio Functionandmiddot USB Plug and Playandmiddot As standard comes with a Neoprene Armband for Sportsandmiddot Also offers a Clip to be worn for casual use Leading Edge Technology1.Compliant with international IPx7 water resistance standard2.1st CURVED TOUCHSCREEN PANEL patented design3.Memory size 4GB8GB4.Audio format MP3 WMA5.FM Radio Function 87.5-108 Mhz6.Compliant with Full Speed USB 2.0 specification 7.Compatible with Win2000WinMEWinXP and Mac OS 8.6 and Linux 2.4.08.Non-volatile solid-state storage - data retention for at least 10 years9.Battery 1.5 hours charging time 8 hours continuous operating time when fully charged.