How to use the induction speakers turn on the induction speaker, and put on your mobile phone to right position of the speaker, press the play button of your mobile phone then you can hear the sound power amp. Different audio equipment has different speaker position, please try to visit equipment until loudspeaker and sensor consistent. Volume adjustment if you want to adjust the volume, just change the volume of the mobile phone, then it will automatically adjust output volume. Operation of the audio 3.5 mm audio jack is for most of the mobile phone cable audio. Using method wireless operation open the speaker power, placing your mobile phone, with the external sound or music being played in the correct direction activates the speaker. Audio in operation open the speaker power, using the 3.5mm plug line, connect audio products with the speaker, then it will play.