Originally Posted by Pdaman

Yep, one tip is also that from this time forward, record all your voice menos using th55 so you can also play those files in build-in voice recorder for better battery life. Because pocket tunes isn't best for battery life. All build-in softwares are builded to save th55's battery. Best for example is that you can get 5-10 hours listening music with pocket tunes but if you listen music using audioplayer you get more than 10 hours of playback, even up to 72 with new shark's mp3 player.