1. Product Features: Mini MP3 player, lightweight and portable. So it is very suitable for you to do when doing sports. If You Want To Listen To Music When You Are Playing Sports,you Can Choose It . 2. Features: 1. Small size fashionable appearance, portable and easy to carry in your pocket. 3. Built-in rechargeable lithium battery, long standby time. 4- Perfect for you to use when doing sports with clip on the back. 3. SPECIFICATIONS: 1-Color: Blue 2-Material: Plastic 3-Play Time: 2-3 Hours 4-Power: Built-in Li-ion Battery 5-Internal Memory:4GB 6-Power Provided by 1 x AAA Battery (Not Included) Music Format: MP3 7- Size: 4.5x3x1cm 8- Device Has Headset 9- Supports Windows 98/ME/2000 / XP / win 7 / view 10- Language: English, French, German , Spanish, Italian, Simple Chinese, Swedish, Portuguese, Danish and Dutch 11- Supports MF, E-book and voice recording