Model:Ruizu X80 Screen size: 0.96 inches Appearance size: 82 x 22 x 18mm (including back clip) Built-in capacity: 64GB TF card extension: Not Supported Button operation: Touch button Main control chip platform: Actions 2157 Bluetooth: Bluetooth 5.3 Charging/transmission interface: Type-C interface Headphones: 3.5mm jack Battery capacity: 250mA Charging specifications: 5V/500mA Play time: The song plays for about 20 hours Recording time: approximately 22 hours Recording format: WAV/MP3 Audio format: MP3/WMA/APE/FLAC/WAV/DRM/ACELP E-book: Supports txt format USB Transfer: Type-C USB 2.0 USB interface: Type-C plug-in male interface Computer system support: WINDOWS XP/VISTA/WINDOWS 10 Headphone specifications: 3.5 port dual channel headphones Output power: 25mW@32 Ʊ 50mW@16Ʊ Full time: About 2 hours Colour:black Material:ABS Warm Notice: This player can NOT support video,also can NOT support pictures! Package Contents: 1 * Music Player 1 * Headphone Cable 1 * Charging Cable