Features: Back clip design, mini and portable, easy to carry everywhere. Just insert a TF card, then you can enjoy your favorite songs. Built-in rechargeable lithium battery offers long standby time. 1.3 inches LCD screen, convenient to read the relevant information. With the light, convenient to use in the dark. Note: This item has no built-in memory, it needs an extra TF card to work (TF Card is not included).