To ensure you are getting real surround sound, look for these specific file extensions instead of .mp3: Dolby Atmos - Official Site
Unlike standard stereo (2.0), which uses two channels (left and right), uses six discrete channels to create a 360-degree soundstage: Front Left & Right: For main music and sound effects. Center: Primarily for vocals and clear dialogue. Dolby Digital 5.1 Surround Sound Tamil Mp3 Songs Free
The best way to enjoy true surround sound without breaking the law or your PC: To ensure you are getting real surround sound,
and Lossless audio. This provides a legitimate immersive experience if you have compatible hardware. Dolby Digital 5.1 Surround Sound Tamil Mp3 Songs Free