Connect these Zinq wired speakers to your laptop or desktop and watch movies, play high-end games and listen to feet-tapping music on high sound quality. These speakers boast of an attractive design which gives a dashing look to your laptop or desktop. These wired, compact speakers deliver crisp and clear audio so that you can enjoy watching movies and videos in crystal-clear sound. Trouble shooting steps: Step 1: Make sure device connectors physical appearance is ok (i.e. there should not be any physical damage symptom) Step 2: Make sure that all plugs are firmly seated in their respective sockets, sometimes a plug can slip out halfway and not draw power. Step 3 : Make sure PC / Laptop slots are properly clean , there may some dust partial layer may break connectivity. Step 4 : Please ensure connectivity between PC/Laptop & Speaker jack should not be loose as some time slots become wider over the period of time Step 5: If possible, connect the speakers to another known working audio source in order to ensure that they still operate properly. Step 6 : If problem not resolved let our service Team assist you.