Note: there is no onboard memory.

That's why you need to get an extra TF card.

Skill 1

Built-in rechargeable lithium battery, various charging methods.

External memory: Supports up to 32GB TF card and can also be used as micro SD / TF card reader (without memory).

Audio format: MP3 format.

/4

It also has MP3 and removable storage disc function.

Features: Interface: USB 2.0 Headphone jack: 3.5mm Playback time (hours): about 7 hours Standby time (hours): more than 48 hours Working mode: key Battery type: built-in lithium battery (built-in) Size: 8.5x2.5x0.9cm Package Content: 1 MP3 player (without memory card)