Material: ABS + glassSize: 9*4*0.7 cmInterface: USB 2.0Screen type: 1.8-inch TFT high-definition screenResolution: 128*160 pixelsAudio format: MP3Video format: AMVColor: white, black, blueQuantity: 1 piecePackage content: 1*MP4 player, 1*16G memory card1. LONG BATTERY LIFE 2.5 hours when fully charged, supports up to 50 hours of music playback via headphones, e-book, FM radio, recorder, clock, pictures.2. LIGHTWEIGHT AND PORTABLE Palm size and light weight, easy to slip into your wallet, pocket or bracelet. Easy to carry, especially when exercising, running, jogging, traveling and hiking. The perfect companion for your sport.3. 1.8 TFT COLOR SCREEN The high-resolution 1.8-inch TFT color screen offers a four-eye experience and gives the exterior a very chic and elegant look. An elegant and elegant appearance with extremely low weight is the best choice for outdoor activities4. SOUND QUALITY WITHOUT LOSS High quality chip for noise reduction, low distortion You hear a lot of details with rich bass and clear highs. Supports MP3, WMA, DRM WMA, OGG, and ect formats.5. MULTIFUNCTIONAL Supports music and video playback, picture browsing, FM radio, voice recording, e-books and file browser. Built-in pedometer, great for running and traveling.