If you manage to get legitimate high-quality or surround versions, these tracks are transformative in 7.1:
To truly test your 7.1 system, look for tracks by composers known for their complex layering and spatial awareness: 7.1 Tamil Mp3 Songs Free Download
No. Your phone and standard earphones are stereo (2-channel). A "7.1 MP3" will just play as stereo. For virtual 7.1 on headphones, you need a phone with a built-in surround processor (e.g., Razer Phone, Asus ROG) or external DAC/amp. If you manage to get legitimate high-quality or