This speaker is lightweight (only 181g) and handy - so ideal for on the go -
and can be connected to various audio devices such as smartphones,
MP3 players, etc. using both Bluetooth 4.1 and the included 3.5mm AUX cable.
It allows up to 4 hours of music playback and can be easily recharged in less than 1.5 hours with the included micro USB charging cable.
The operation is carried out directly from the connected audio device, the speaker itself has a slider for switching on and off.
Frequency range: 20 Hz - 20 kHz.