Mini Invisible Hidden Wireless Secret Spy Ear Earphone Earpiece for Mobile Phone

Device works consistently for about a 10-15 seconds. after that this little chip on photo overheats and headphones stop working.I had similar device few years ago, chip on old one was also warm, but this one burn hot. As if it is shoring out or something.

It does not work without repairwith only one battery connected !cooler + heat transfer paste = workscooler + heat transfer paste + fan + new box = will work betterthe sound is good after repair