F528mp4 -

Marketed as a Hi-Fi lossless player , supporting high-resolution formats that preserve the original recording data. 📋 Core Features and Functionality

Equipped with a 1.77-inch color screen protected by anti-scratch tempered glass. f528mp4

Includes built-in memory with expansion support for up to 128GB Micro SD cards . Marketed as a Hi-Fi lossless player , supporting

Beyond music playback, the device is designed as a versatile "fitness companion." Marketed as a Hi-Fi lossless player

Saves a smartphone's battery during long hikes or marathon sessions.

Includes a built-in microphone for recording, an alarm clock, and an external speaker for listening without headphones.

Users can exercise without the interruptions of calls, texts, or social media notifications.