A. Note: The Bluetooth headset connector name is "T21". B. Specification: 1. Item Type: MP4 Player 2. Material: Metal, Electronics 3. Program: MTK6582 Octa Core 4. Body Memory: 1GB RAM and 8GB ROM 5. Support Card Slot 128GB Memory Expansion (Not Included) 6. Screen: 5.0 inch IPS HD Screen 7. Camera: Rear 8MP 8. Body: Zinc Alloy 9. Screen Color: 16 Million Colors 10. Screen Resolution: 340x (not clear, might be a typo) 11. Supports Audio Format: WMA, OGG, FLAC, APE 12. Supports Video Format: MPEG, RMVB, MPEG - 4 13. Operation Mode: Multi Touch 14. Interface: 3.5mm Headphone x 1, Type C x 1 15. Battery Type: - MP4 Player Built - in Batteries (Included) - Bluetooth Headset Built - in 2 x 35mAh Polymer Lithium Batteries (Included) - Bluetooth Headphone Charging Case Built - in 350mAh lithium polymer battery (included) C. Features: 1. The main MTK chip makes the device respond relatively fast and run smoothly. It is equipped with full - function Bluetooth for wider and more stable Bluetooth compatibility and can connect well with Bluetooth headphones, speakers and car stereos. 2. MULTIFUNCTIONAL: The 5.0 - inch 16 million color HD screen supports high - definition video and HiFi lossless music playback. It offers movie viewing and music enjoyment. It also has a photo function, allowing users to take photos while enjoying music. 3. LONG BATTERY LIFE: The Bluetooth music player is built - in with a large - capacity lithium battery with a low - power consumption solution, which can continuously play 30 hours of music or 5 hours of video and have a standby time of 300 hours. It can meet travel or sports needs. 4. SORT SONGS: The Bluetooth MP4 player can sort songs by title, folder, album, artist, genre, album + artist. Users can quickly find the target song by searching and add it to the playlist in bulk. It also provides 4 playback modes, including random play, sequential play, loop play and list loop. 5. WIRELESS TRANSMISSION: Unlike some current MP4 players, the WiFi mp4 player not only provides a USB cable for uploading music and videos, but also allows users to share or transfer files via Bluetooth and WiFi. With the provided file transfer app, users can transfer files between the smartphone and the player, especially for Android devices. D. Package List: 1. 1 x MP4 Player 2. 1 x Type - C Charging Cable 3. 2 x Bluetooth Headphones 4. 1 x Bluetooth Headphones Charging Case 5. 1 x Bluetooth Headphones Manual