Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

1. High-performance neodymium speakers， woofer at the bottom， super-deep bass， incredible high pitch2.Dual power 3D sound speakers， external vibration membrane treatment for 3D sound effect settings3.Super compatibility， compatible with 99.9% electronic devices on the market， such as smart phones， laptops， desktop computers and so on.4.Hands-free calls function.5.Built-in MIC Bluetooth speaker and hands-free function: you can conveniently pick up a call by this mini speaker in car， bathroom， at home or office， anywhere during it is connected to your Smart phone.Device Parameters1. Power supply: DC 5V micro USB2. Bluetooth version: V4.03. Bluetooth protocol: HFPV1.5， A2DPV1.2， AVRCPV1.04. Output power: 1.5W x 25. Frequency: 2.4GHz-2.480GHz6. Impedance: 4 ′?7. Working distance: about 10 meters ( without interference )