Features:
1.Wheel shape design， offering better visual experience
2.Using Bluetooth 2.1 + EDR technology， long transmission distance up to 10 meters. Compatible with all Bluetooth enabled digital devices
3.Enjoy hands-free phone calls and music whenever what you are doing
4.Built-in lithium battery， extending the playing time for outdoor use

Specifications:
Model: GM001
Color: Black， Red， Blue
Bluetooth Version: V2.1+EDR
Charging Voltage: DC 5V
Interface: USB2.0， 3.5mm Audio， TF Card
Compatible: MP3， TF/Micro SD Card， iPod， iPhone， MP4， PSP， MP5， Laptop， Mobile Phone，Tablet PC
 

Packing included:
1 x Speaker

1 x USB Cable

1 x User Manual
 

More details: