[Smooth Running,Stable Pairing] -- Player uses a 4-core MTK chip to make the device respond faster and run more smoothly. It is equipped with a full-featured duplex Bluetooth, which has a wider and stable Bluetooth compatibility, and is perfectly connected to Bluetooth headphones, speakers and car stereo. [Excellent Audio-visual Experience] -- 4 inches high-definition screen, support 720p, 1080p high-resolution video and HiFi lossless music playing, has everything that an excellent Mp4 player should have. It brings you unparalleled Film viewing and music enjoyment. [Long Battery Life] -- Bluetooth music player has a built-in 1000mAh lithium battery and uses a low-power solution, which enables the player to continuously play 50 hours of music or 5 hours of video, even 500 hours standby. Fully meet your travel or sports needs. [Disabled / Uninstall Apps] -- Digital music player allows you to disable or uninstall some Apps on the device, including FM Radio, Videos, Ebook, Browser, Recorder, to meet your personalized needs. Especially for children, elementary and middle school students, etc.