[💪 Premium Chip & 🎵 Hi-Fi Sound Quality] This Bluetooth WiFi MP3 player is powered by the advanced MTK6750 chip and professional acoustic circuitry, delivering precise audio decoding and immersive near-Hi-Fi sound. It supports all major formats including MP3, FLAC, APE, WAV, AAC, and more. Running Android 9.0 with an octa-core processor, it ensures smooth performance and access to countless apps for a personalized music experience. [🔋 Long Battery Life & All-Day Playback] Equipped with a large 2000mAh battery, it offers up to 50 hours of continuous music or 8 hours of video playback. Perfect for travel, commuting, workouts, and outdoor activities, keeping your entertainment uninterrupted all day long. [📱 Large Storage & Preloaded Apps] With 144GB internal memory (expandable to 512GB), store all your music and media. Comes pre-installed with popular apps like Spotify and Amazon Music for instant access to streaming, podcasts, and audiobooks right out of the box. [🎶 High-Fidelity Audio & Smooth Performance] Features high-resolution audio decoding and optimized circuit design to reproduce rich, detailed original sound. The powerful chip handles multitasking seamlessly, offering a premium listening experience for both online streaming and local playback. 【🔗 Smart Connectivity & 🔄 Ongoing Optimization】 Supports Manual System Update, enabling users to download the latest system version independently for improved compatibility. Features dual-band WiFi, Bluetooth, and USB-C ports, offering versatile connectivity options. Elevate your entertainment with this advanced 144GB MP3 player, expandable via a 128GB memory card for ample storage. Ideal for music lovers and on-the-go users, it features Bluetooth connectivity for wireless pairing with headphones, speakers, or car systems. Enjoy your collection of songs, movies, photos, and e-books through the responsive touch screen and physical buttons. Beyond music playback, it serves as a versatile tool with FM radio, voice recorder, alarm clock, stopwatch, calendar, and step counter—all housed in a compact, portable design that combines practical features with user-friendly operation for a seamless daily companion.