From the manufacturer DSP Technology This technology let you have three choices for sound effects news movie and music you can choose according to your current situation Two foot pads for protection At the bottom of the speaker we use two foot pads to prevent wear and tear of the speaker which is something that our engineers consider for consumers and also reduce the follow-up troubles of users Great design buttons General buttons are very neat on the side there is no aesthetic However the side button of our speaker is designed as a small one and these buttons are connected into a line which is operable and beautiful Two wall hanging holes for you to save space Although this speaker is small our engineers have thoughtfully designed two wall hanging holes to facilitate hanging on the wall and save space for users Sometimes you want the table to be simple and clean you can choose to hang the speaker