Friendgo 100WX2 Bluetooth Digital Amplifier Board 2 Channel Audio Amp Module with Filter TPA3116

greetings everyone and welcome back to the bench today on the bench is amplifier number three of four working my way through reviewing these boards that people sent in to me and uh well it's taken me a while i think this was sent in it's back in spring three or four months ago i'm certain the person who sent this in is wondering why i haven't gotten to it but i finally reviewing this i got one more to review after this i certainly do appreciate these being sent in as it gives me some fodder for making a video and uh people might be interested in you know seeing how these things work all right let's get to it it says zk-502c 502c 50 watt by 50 watt that's probably what that means new glad that's new as opposed to being used made in china surprise surprise well let's crack this thing open here so we get a board here and there's no heat sink on it there's a heat sink in the box there and t