When in standby or power-on mode, place the device with the
external speaker such as a smartphone in the correct direction, and
activate the product function while the external speaker or audio is
playing. The mini-stereo can be powered by a lithium battery or an
external data cable jack DC input. To adjust the volume, simply change
the volume of the phone and the output volume will be adjusted
automatically.

Product Size：15.5*12.5*11CM

NOTE:

1.Product are taken in kind, but because of lighting problems, pictures may have a slight chromatism.

2.Due
to the difference between different monitors, the picture may not
reflect the actual color of theitem. Please consider this before the
purchase.

3.Please allow slight deviation for the measurement data.