Back clip design: can be firmly attached to your cloth or other devices, also suitable for sports. You can attach it and take your music collection and your favorite podcasts or audiobooks anywhere. The player offers rich sound quality that makes your commute and training more enjoyable LCD Screen Display & Long Battery Life With the mini LCD screen display, you can clearly see the song and use more conveniently. Can play more than 5 hours, more convenient to use. You can increase the volume without having to constantly charge your player Light weight: portable and easy to carry, can be used for outdoor activities. Adopt high-quality aluminium alloy material, which is more durable and offers a longer service life. The USB port of the product is a charging function and cannot be connected to a computer for transmission Built-in memory card expansion slot: when you need extra space, the player has a built-in microSD card slot. Supports a maximum expansion of 32 GB. Please note that the new type and old type of this product are sent at random, and make sure you do not mind before ordering PROFESSIONAL AFTER SALES SERVICE We guarantee that the product is 100% brand new. Please feel free to contact us if you have any problems with our product, then we will strive to solve it for you, and give you a satisfactory answer