Fangrui Product Details Dual Lossless Play - High-quality Music, Let The Music Accompany Your Every Moment. Recording Function - Recording Of Classroom And Meeting, Recording Of Classroom Problems/homework Details At Any Time. Video Play - 2.0-inch Ips Screen, Support Avi Video Format Playback. Smooth Movie Watching. Note: Only Through The Video Conversion Tool Can Be Played On The Machine. Novel Reader - Mobile Smart Book Library, Portable Bookstore. Bluetooth 5.3 - Support Bluetooth Headset, Bluetooth Speaker And Car Bluetooth Connection. Ips Display - Delicate And Full Of Color, Adjustable Brightness, Adapt To Different Light Environments, Give Your Eyes A Comfortable Feeling. Read Aloud Function - English-chinese Dictionary, Your Pocket Translation Dictionary, A Good Helper For Learning English. Size:body Length = 50mm Body Width = 48.5mm Body Thickness = 12mm Note:please Receive The Physical Size Shall Prevail! Display: 2.0-inch Ips Display Bluetooth: 5.3 Li-polymer Battery: 200mah Product Main Function: Music Background