The QKZ AK3 FiLe is a audiophile dream come true. This remarkable earphone delivers an unparalleled sonic experience with its deep, powerful bass that will enthrall your senses. Prepare to feel the music like never https://qkzheadphone.com/product/qkz-ak3-file-in-ear-subwoofer-earphone-with-mic-perfect-for-gaming-music/