Item Type: MP4 Player Material: Metal, Electronics Program: MTK6582 Octa Core Body Memory: RAM 1GB and ROM 8GB Memory Card Slot: Support 128GB Memory Re Expansion (not Included) Screen: 5.0 Inch IPS HD Screen Camera: Rear 8MP Case: Zinc Alloy Screen Color: 16 Million Colors Screen Resolution: 340x800 Support Sound Format: MP3, WMA, WAV, OGG, FLAC, APE Support Video Format: MPEG, RMVB, MPEG4 Operation Mode: Multi Touch Interface: 3.5mm Headphone x 1, Type C x 1 Battery Type: MP4 Player Built in 2200mAh Lithium Battery (included) Bluetooth Earbuds Built in 2x 35mAh Polymer Lithium Battery (included) Bluetooth Earbuds Charging Case Built in 350mAh Polymer Lithium Battery (included) Package List 1 x MP4 Player 1 x Type C Charging Cable 2 x Bluetooth Earbuds 1 x Bluetooth Earbuds Charging Case 1 x Bluetooth Earbuds Manual Bluetooth earbuds connection name "T21". 1BLUETOOTH CONNECTIVITY: MP4 player uses an octa core MTK chip to make the device more responsive and run smoother. It is equipped with full featured Bluetooth for wider and stable Bluetooth compatibility and perfect connection with Bluetooth headphones, speakers and car stereo. 2MULTI FUNCTIONAL: 5.0 inch 16 million colors HD screen supports high resolution video and HiFi lossless music playback. It brings you unparalleled movie viewing and music enjoyment. It also has a photo function, so you can take photos to leave beautiful moments while enjoying good music 3LONG BATTERY LIFE: Bluetooth music player has a built in high capacity lithium battery with low power consumption solution, which can play 30 hours of music or 5 hours of video continuously, and even standby for 300 hours. Fully meet your travel or sports needs. 4SORT SONGS: Bluetooth MP4 player can sort songs by Title, Folder, Album, Artist, Genre, Album+Artist, allowing you to quickly locate a target song by searching for it and adding it to the playlist in bulk. It also provides 4 kinds of playback order, including random play, sequential play, loop play, and list loop. 5WIRELESS TRANSFER: Unlike most current MP4 players, WiFi mp4 player not only provides USB cable for uploading music and videos, but also allows you to share or transfer files via Bluetooth and WiFi. Using the provided file transfer application, you can easily transfer files between your smartphone and the player, especially for for Android devices.