- Lossless Sound Quality - Bluetooth 4.2 - Maximum Support Memory 128G (Not Included) - 1.8 Inch Color Touch Screen High fidelity audio with minimal compression for clear, detailed sound. Bluetooth 4.2 enables quick pairing with compatible devices such as smartphones, wireless headphones, and speakers. Memory expansion supports up to 128G via memory cards (Not Included) to store a large music library or audio collection. The 1.8 inch color touch screen provides intuitive, responsive navigation and playback control. Use scenarios - On the go: pair with Bluetooth headphones or a speaker for wireless listening during commutes, workouts, or travel. - At home or in the office: use the touch screen to browse folders, manage playlists, and control playback with simple taps. - Traveling or offline use: load a 128G memory card and enjoy offline playback without streaming.