Specifications:
Material: Silicone keys
Supported formats: MP3 (8 to 320 kbps)， WMA， VBR， AAC files
Internal memory: 4GB
System supported: Windows ME\/2000\/XP\/Vista， OS9
PC interface required: USB 2.0
Power: Built-in 3.7V lithium polymer， rechargeable battery
Up to 15 hours of playback time
Frequency range: 87.5-108.5MHz
Color: Red or Blue
Product weight: 35 g
Package weight: 130 g
Package size (L x W x H): 23.0 x 15.0 x 3.0 cm

Main Features:
Push-button control， Menu \/ Play \/ Forward \/ Previous \/ Power buttons for easy operation
Excellent waterproof performance complying with International Standard IPX8
Stylish and cool wireless neckband， sporty appearance
Available to remove the player body， use it as a USB disc to transfer and download music files
Free to listen to， get rid of troubles of the line
Wraparound style to get music near ear at comfort
Add rhythm to your swimming， spa， or other water sports and enjoy joy and comfort of music in sports
4G memory， comes with waterproof earphones for clear fidelity audio experience
Suitable for sports， leisure， office people， can use in travel， shopping， exercise etc

Package Contents:
1 x Sports MP3
1 x Earphone
1 x USB Cable
1 x Manual