Welcome to our store! We present our MP3 player with a built-in memory card slot that supports a maximum expansion of 32 GB. With this player, you can enjoy your favorite music wherever you go. The ultra-light design allows you to attach the player to your clothes or other devices, so it stays in place during your workouts or other activities, giving you a worry-free experience. You no longer have to worry about the battery running out, as this MP3 player has a long battery life and can play for more than 5 hours. The mini LCD screen allows you to easily see the song's progress, making it more convenient to use. Made of high-quality aluminum alloy material, this MP3 player is not only solid and durable, but also provides a longer lifespan. The set includes 1 MP3 player, 1 earphone, and 1 USB cable. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.