Headphones play very low music, voices are just whispers

My headphones are Sony MDR-G45. I was listening to music on my speakers but the sound isn't as good as it is on headphones so I switched to my Sony's. Now everything is very low. It plays music but not loud enough (my sound is at 50 on my Dell tablet) and voices are nothing more than whispers. I've checked the jack and its not wibbly, the plug isn't wobbly and there's no rattle in the headphones, or buzzing. When I unplug it, all the sounds play fine on the speakers but not the headphones. I tried a hard reset in case it was a glitch but that didn't help. I have tried someones method of jiggli

Question by NotHereLong on Super User, licensed CC BY-SA. We show a short excerpt and link to the original thread as credit.