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: Spanish, Portuguese, English (default) - Auto power-off function to save energy; adjustable automatic shutdown time - Graphic menu with 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 16 mm (3.7 x 1.0 x 0.6 in) - Audio playback format: MP3 - Power source: 1 x AAA battery (not included) - USB interface: USB 2.0 - Colors available: Black, Silver, Blue (optional) - Supports Micro SD memory cards up to 32GB (memory 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. Use the play button to switch FM channels (press twice). 3. Adjust volume using the + and - buttons. 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 tolerance: +/- 1–3 cm. - New and old versions of this product may be shipped randomly; please confirm you are comfortable with this before ordering. - A memory card (up to 32GB) is required for operation; the device does not have internal storage.