Aluminum Alloy Case: The robust, stylish Aluminum Alloy construction ensures durability and sleek design. Lossless Sound: Experience crystal-clear audio fidelity with support for multiple formats including MP3, WMA, FLAC, APE, AAC, OGG, and ACELP. Bluetooth Connectivity: Stream wirelessly from your device or connect headphones for a personal listening experience. Large Memory Capacity: Supports up to 64GB external memory card (not included), ideal for storing extensive music libraries. Long Battery Life: Up to 8 hours of playback on a single charge, ensuring you can enjoy your tunes all day long. Elevate your music journey with our Digital Music Companion, the perfect blend of style and substance. Immerse yourself in Lossless Sound, where every note comes alive, and let the Aluminum Alloy case protect your investment through the years.