Optimized Product Title: X20 Bluetooth MP3/MP4 Player with Full Screen Display

Product information:
Screen size: 4.0 inches
Interface: USB 2.0
Additional features: support Bluetooth, picture browsing, FM radio function, recording function, speaker function
Battery capacity: 1000mah
Operation mode: Touch
Battery life: 10-20

Packing list:
Data cable * 1 certificate of conformity * 1 manual * 1 audio listening * 1 

Product Image: