Features: Multi-function: This MP3 player supports listen to music, reading e-books and recording audio, not only local MP3 player with bluetooth-compatible, but also music media player, which can meet your different need. Portable size: small size, light weight, easy to store and carry, you can put it in your pocket or backpack, without taking up too much space, and enjoy wonderful music freely. Upgraded Bluetooth-compatible 5.0: more stable connection, supports bluetooth-compatible connection, making your life more interesting and relaxing, providing better experience. Multi-format Playback: Direct playback without conversion, supports avi, wav and other formats of video playback, it supports MP3/APE/FLAC/WMA/WAV/AAC-LC and other music formats. Up to 128GB Expansion: Support memory expansion memory, up to 128GB TF-card expansion (TF-card not included). Specifications: Material: ABS-plastic Size: Approx. 90.5x39.5x10mm/3.56x1.56x0.39inch Type: without Memory, 8G, 16G, 32G, 64G(optional) Audio Format: APE (Fast/Normal compression, 800Kbps - 1000Kbps, sampling rate 8KHz-48KHz), FLAC (1000Kbps - 1200Kbps, sampling rate 8KHz-48KHz), MP3 (8Kbps - 320Kbps, sampling rate 8KHz-48KHz), WMA (5Kbps - 384Kbps, sampling rate 8KHz-48KHz), WAV (32Kbps - 1536Kbps, sampling rate 8KHz-48KHz), AAC-LC (8Kbps - 320Kbps, sampling rate 8KHz-48KHz), Recording Mode: MIC Recording Format: WAV Video Format: AVI resolution 128x160 Picture Format: support JPEG/JPEG/BMP e Book Format: support TXT- Bluetooth-compatible Version: 5.0 (radio and video are not supported) Support: clock, date, external amplifier Memory Expansion: up to 128GB Package Includes: 1x MP3 Player or 1x MP3 Player with Memory Card(optional) note: Random delivery for the appearance of memory card. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the differences between different monitors, the picture may not reflect the actual color of the item.