Item Type: MP3 Player Material: Metal, Electronics Screen: 2.4 Inch TFT Screen ROM: 16GB Bluetooth: Bluetooth 5.0 Support: MP3 APE FLAC WMA WAV AAC Photo Format: JPEG BMP Electric BOOK: TXT, LRC FM Radio: 87Hz-108Hz Signal To Noise Ratio: Greater Than Or Equal To 90db OS: For Windows98 ME 2K XP Vista 7, For OS X 10 Battery Type: Built In 500mAh Polymer Lithium Battery (Included) Package List 1 x MP3 Player 1 x Wired Headset 1 x Charging Cable 1 x Memory Card 12.4 INCH TFT SCREEN: Portable music player uses a 2.4 inch TFT screen with touch button HD operation for a delighted experience at the touch of a button. 2DAC DECODING CHIP: Portable MP3 player uses DAC decoder chip to provide DAP of sound signal to meet more mainstream lossless and compressed formats. 3SUPPORTED FORMATS: Music player supports MP3 APE FLAC WMA WAV AAC and other mainstream lossless and uncompressed format music programs up to 24bit. 4BLUETOOTH 5.0: MP3 music player features a 3.5mm stereo line out jack and Bluetooth 5.0 transmission technology for faster and more satisfying transmission. 5BUILT IN 16GB FLASH MEMORY: Built in 16GB flash memory and up to 256GB Micro storage card support allows music to be transcribed between the built in flash memory and the memory card.