Features: - 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.
Notes: - Product is taken in kind, but because of lighting problems, pictures may have a slight chromatism - Due to the difference between different monitors, the picture may not reflect the actual color of the item. - Please consider this before the purchase - Please allow slight deviation for the measurement data.