Silver MP3 Music Player Set Key features and benefits Compact and lightweight: Approx. 47 g, easy to clip on clothing or gear for hands listening during activities. Durable aluminum alloy body: Solid feel with a slim profile for everyday use. Simple playback with expandable storage: Builtin memory card slot supports a memory card up to 8 GB (card not included). Load music onto the card in advance and insert to play. Long battery life: Builtin 250 mAh lithium battery provides more than 5 hours of continuous playback per charge. Essential ports: Mini USB port for charging, 3.5 mm audio jack for standard earphones, and a memory card slot for storage expansion. Secure backclip design: Fastens to clothing or straps so the player stays in place while moving. Important usage notes This device does not support USB data transfer and cannot connect to a computer for song downloads. Transfer music files to a compatible memory card before inserting into the player. The package includes 1 MP3 player, 1 earphone, and 1 USB cable. The USB cable is for charging only. and older product variants may be at random. Specifications Color: Silver Item type: MP3 Music Player Set Material: Aluminum alloy Weight: Approx. 47 g (1.7 oz) Interface: 1 x Mini USB, 1 x 3.5 mm audio jack, 1 x memory card slot Storage type: Memory card (supports up to 8 GB, not included) Battery: Builtin 250 mAh lithium battery Working hours: More than 5 hours Practical use scenarios Outdoor exercise: Clip the player to a shirt or waistband for lightweight, tangle music during running, walking, or gym sessions. Commuting or travel: Carry compact audio without relying on a smartphone battery. Preload a memory card with playlists for offline listening. Focused tasks: Use during study, chores, or workshops to keep audio available without a bulky device. This MP3 player is a straightforward portable audio solution for users who prefer a small, clipon player with expandable storage and reliable battery life.