How to use: just copy music from your smartphone or PC with your SD card to the Mymahdi player, you can enjoy the music you want, it can also be used as a card readerExpandable to 64GB: Card slot provided for more music and audiobooks etc., maximum support 64GB TF card. (Note: the card is not included)Multifunctional: music player, photo viewer, e-book reader, voice recorder, FM radio and video movies, multilingual system providing a better experience, perfect for going out, traveling and entertainmentBuilt-in rechargeable battery: can be used around 40 hours after fully charged and only need to charge 3 hours, easy to handle and a packed USB cable and earbudshe best gift for children.Connectivity technology: USBLanguage: English, German, French, Italian, Dutch, Portuguese, Spanish, Russian, Hebrew, etc.Color: Black, Blue, Sliver, Red, Orange, Pink, PurpleScreen size: 1.8 inchMemory storage capacity: 8G, 16G, 32G(option)Component type: Battery(include 200 mAh polymer lithium battery)Weight: 1.1 ozPackage List:1 x Music player1 x USB cable1 x Headphones1 x User Manual 1 x Warranty card1 x Box