Features BT Compatibility: This MP3 music player supports Bluetooth version 4.0 and audio playback in MP4 format. Compatibility: This Bluetooth-enabled music player is compatible with Windows XP, Vista, and Windows 8. Audio Recorder: This MP3 player supports audio recording and can be used as a recording device. Memory Card Support: This MP4 voice recorder includes memory card functionality, allowing you to mark reading positions and enable automatic browsing. Portable Design: Its compact size makes this music player easy to carry, ideal for use during exercise. Specifications - Music Playback: Supports MP3, WAV, and other audio formats - Recording Support: FM and MIC recording, formats supported: MP3, WAV - Image Browsing: Supports BMP and JPG formats - Video Playback: Supports MP4 format (must be converted on PC using conversion software) - FM Radio: Yes - Features: Recently read list, bookmarking, auto-browse - Day/Night Mode: Available - System Requirements: Windows XP, Vista, Windows 8 - Recording Format: MP3, WAV - Maximum Capacity: Supports up to 128GB TF card (sold separately) - Text Reading: Supports document text reading - Languages Supported: English, Chinese, French, Indonesian, Portuguese, Spanish, Italian - Bluetooth Functionality: Supports wireless audio transmission and receiving - Bluetooth Version: 4.0, supports bidirectional transmission - Dimensions: 90.5mm x 39.5mm x 10mm - Net Weight: Approximately 31g Package Included 1 x MP3 Player (earphones not included) 1 x User Manual 1 x USB Cable