ATMT N-LITE MP140 is a versatile and user-friendly MP3 player that offers a wide range of features to enhance your music listening experience. With its built-in equalizer, you can customize the sound to your liking, choosing from presets like Normal, Pop, Rock, and more. The 3D mode adds depth and immersion to your music, making it feel like you're in the middle of a live performance. You can also adjust the playback rate to speed up or slow down the music, and set an intro time to skip directly to the beginning of your favorite part of a song.