"Small black" undertakes our simple design style, no unwanted lines,whole body as well as connected.

Its biggest ability is to dive, good waterproof function protects water from outside in when dropped in water at random.

Appearance is shining,looking strongly high end and make you feel good.

The groove is for you easily to set it up into the water bottle bracket.  An additional flexible bracket can help you to fix it well.

Built-in MP3 with storage of 2GB, play 7 to 12 hours by 2 inch high quality loud speaker, with remote controller to control music play.

"Small Black" can accompany you at many times, bike riding, body exercising, walking, running, climbing, skating, dating with your darling, ....

Specification:

Height: 181mm
Weight: 249.5g
Dimension: 60*53*60mm
Capacity: 2GB
Speciality : Anytime anywhere can play.
Speaker: 2 inch
Power: 5W
Battery: 2800mAh
Color: Black (other colors optional)
Ability: to dive
Character: Never shy