Mp3 player:
Enable directly playing MP3 files in TF memory card and U Disk.

Fm radio:
A FM digital radio; enable mnemonic radio channel playing.

Audio input:
Aaudio input jack; enable the sound source connection with computers, digital media players, mobile phones and other audio-visual products.

Bluetooth player:
Bluetooth connection without wire constraint

Chargeable battery:
Chargeable battery included; environmental, economical and functional.