Sports MP3 Player, Convenient Portable Long Battery Life Mini MP3 for Outside Activity(Black)

Feature:
1. Light in weight, portable and easy to carry, can be used for outside activity.
2. Back‑clip design, can be fixed firmly on your cloth or other devices, also suitable for sports.
3. Long battery life, can play for more than 5 hours, more convenient to use.
4. Built‑in memory card expansion slot, supports a maximum extension of 8GB.
5. Adopt high quality aluminum alloy material, more , provide longer service life.

Specification:
Item Type: MP3 Music Player Set
Material: Aluminum Alloy
Weight: Approx. 47g/ 1.7oz
Interface: 1x Mini USB, 1x 3.5mm/ 0.1in, 1x Memory Card Slot

Storage Type: Memory card (supports a maximum extension of 8GB(not included in the list)

Battery Type: Built-in 250mAh Lithium Battery
Working Hours: more than 5 hours

Package List:
1 x MP31 x Earphone
1 x USB Cable

Built‑in memory card expansion slot, supports a maximum extension of 8GB.
Built‑in memory card expansion slot, supports a maximum extension of 8GB.
Back‑clip design, can be fixed firmly on your cloth or other devices, also suitable for sports.
Adopt high quality aluminum alloy material, more , provide longer service life.
Light in weight, portable and easy to carry, can be used for outside activity.
Long battery life, can play for more than 5 hours, more convenient to use.