Features: This USB MP3 player features direct plugs and play charging with builts in 4G/8G storage, battery/USB Charging power supply, and clear lyrics display screen for seamlessly music enjoyment during travel or workouts. Equipped with multiformat audios compatibility (MP3/WMA), compactly plastic body, and intuitively button control, it delivers premium sound quality while maintaining portable convenience. Ideal for students, commuters, and fitness enthusiasts seekings a lightweight, music companion with instantly USB Charging connectivity and extended playtimes. Perfect for outdoor activity, gym , or daily commutes—its pocket sized design and energy saving mode ensure uninterrupted entertainment. Enhances your music experience with real time lyrics trackings and easy song navigation, powered by rechargeable lithium battery that outperforms traditional MP3 players in durability. Specifications: Component:Plastic Option Type:Black MP3 Player with builts in 4G Storage,Black MP3 Player with builts in 8G Storage,Blue MP3 Player with builts in 4G Storage,Blue MP3 Player with builts in 8G Storage,Silver MP3 Player with builts in 4G Storage,Silver MP3 Player with builts in 8G Storage,Red MP3 Player with builts in 4G Storage,Red MP3 Player with builts in 8G Storage, Play Time: About 12Hours standbys Time: 48Hours Size:Approx.85x30x10mm/3.35x1.18x0.39inch Screen Size: 1.2inches Operation Mode: Button Type Interfaces: Usb2.0 Headphone Interfaces: 3.5mm Supported audios Format:Mp3 WMA Screen Resolution:160x128 Package Includes: 1pc MP3 Player note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.