This product is an economical and practical MP3 player with a compact size and simple operation. It serves as both a functional music device and a stylish accessory. Features: - Fashionable design with a nano wear-resistant mirror finish for durability - Supports multiple languages including Spanish, Portuguese, and English (default) - Auto power-off function to save energy; adjustable automatic shutdown time - Graphical menu with a one-touch Zen button for easy navigation - High-speed data transfer via USB 2.0 - Built-in FM radio function - Plug and play functionality—no software installation or additional cables required Specifications: - Weight: 26 g - Dimensions: 95 x 26 x 16mm / 3.7 x 1.0 x 0.6in - Audio playback format: MP3 - Power source: 1 x AAA battery (not included) - USB interface: USB 2.0 - Available colors: Black, Silver, Blue (optional) - Supports micro SD/memory cards up to 32GB (card not included) Package List: - 1 x MP3 Player - 1 x Earphone - 1 x Instruction Manual Instructions for Use: 1. Insert a micro SD card into the slot. 2. Press and hold the play button twice to switch to FM radio mode. 3. Use the +/- buttons to adjust volume. 4. Press the forward button to skip to the next song or the reverse button to replay the current song. 5. Press the center button to pause; press again to resume playback. Notes: - Lighting and display settings may cause slight variations between the product color in images and the actual item. - Measurement tolerances may vary by +/- 1-3cm. - New and old versions of this product may be shipped randomly; please confirm acceptance before ordering. - A memory card (up to 32GB) is required for operation; the device does not have internal storage.