80GB Music Player, Mp3 & Mp4 Player with Bluetooth and WiFi with 4" IPS Touch Screen Digital Audio Players, M503 Pro Spotify Player with Amazon Music, Audible, Chrome Browser, Support Up 512GB

Combination of Local and
Streaming Music: The M503 Pro functions as both a local MP3 player with Bluetooth and a streaming music player. It comes pre-loaded with many popular online music applications, including Spotify, HIBy music, Deezer, and Apple Music.
Powerful Local Music Application: This music player features a robust built-in local music playback application, which is compatible with most music formats such as MP3, OGG, FLAC, AAC, WAV, WMA, and APE, and provides various song categories like Title, Folder, Artist, Album, and Genre.
Amazing Audio-Visual Enjoyment: This unit is not just a digital music player, but also an MP4 video player. It features a 4-inch IPS full touch LCD screen and a HiFi sound module, supports HD video playback at 480*800 pixels, and is compatible with video formats including RM, AVI, RMVB, FLV, MP4, DAT, MKV, MPG, MOV, TS, and 3GP, delivering an exceptional viewing experience.
Long Usage Time: This Bluetooth MP3 player incorporates a 2000mAh Li-Ion battery and utilizes a low-power design, enabling continuous music playback for 45 hours (screen off) to 50 hours (maximum brightness and volume), and up to 4 hours of continuous video playback. It is an essential companion for travel or sports.
High-Capacity Android MP3 Player: Powered by the Android operating system and an integrated 8-core MTK6750 chip, this Bluetooth MP3 player operates swiftly and smoothly. Furthermore, it includes a 64GB memory card and supports expanding external storage up to 512GB.
Wide Bluetooth Compatibility: Equipped with a Bluetooth chip, this device offers backward and forward compatibility with other versions of Bluetooth devices, such as headphones, speakers, and car stereos, ensuring quick pairing and a stable connection. This is a superb Bluetooth MP3 player. The M503Pro MP3 Player supports a maximum of 5V/2A or 9V/2A standard fast charging. If the fast charging power output reaches 18W or above, the player's charging IC will activate protection, halting the charging process; continued use under such conditions may damage the player.
Note: If you encounter a battery charging issue (charging stops or the player does not power on), first fully discharge the battery, then use a 5V/1A adapter or a computer USB port along with the provided TYPE-C charging cable to recharge it