Mini Portable Waterproof Wireless Speaker.

Interface Type: USB
Communication: Wireless
Speaker Type: Mini
Playback Function: MP3
Wireless Type: Bluetooth
Material: Plastic
Battery: Yes
Design: Cool, Fun, Mini, Multifunctional, Portable
Supports: Bluetooth, Hands-free Calls, Microphone, Volume Control
Functions: Stereo
Connection: Wireless
Interface: Micro USB, Power Charge Port
Audio Source: Bluetooth Enabled Devices
Material: Metal, Rubber
Charging Voltage: DC 5V
Battery Capacity: 400mAh

Compatibility for all devices which have abluetooth function, likeTablet PC, Laptop, PSP, TV, Computer, etc...

Note:
1. Do not drop the speaker into the water.
2. You can press the phone call button twice quickly to redial the last phone call.