Feature:Digital music player supporting MP3 and WMA music .Built in rechargeable lithium battery, full music can be continuously played 10 sound , perfect music enjoyment.Support MP3, WMA music filesBuilt in high energy rechargeable battery.Can also be used as a SD/TF card readerFashionable and compact shape design, exquisite workmanship and exquisite gifts.SpecificationsModel: strip MP3Play time (hour): about 10 hoursStandby time (hour): 48Size: 8.5*2.5*0.9cmWeight: 17.9 gColor: blueBattery capacity:260 mATheSupport 2/4/8/16GB/32GB SD/TF card (Memories are not included)Mode of operation: keystrokeInterface: USB 2.0Headphone interface:3.5mmSupport audio :MP3Built-in Battery type: lithium batteryPackage Contents:1 x MP3 Player1 x ropeOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.