PRODUCT DESCRIPTION100% .Material: PlasticSize: 4.2cm x 2.8cm x 1.3cm (LxWxH)Color: PinkSupported audio formats: MP3Storage capacity: no memory, Insert TF (Micro SD) memory cards, mobile phones with a small memory cardInterface : mini USB 2.0Battery Type: Built-in high-energy rechargeable lithium battery, about 4 hours of continuous playbackFrequency : 20HZ-20KHZDownloadSong:1.plug TF card, connect the data cable, the machine\'s switch to ON, start the download2. After the download is complete, exit on the computer disk, MP3 removed from the data line, the switch to OFF, the download is complete.Tips: This MP3 To connect the computer to find the card removable diskProduct description:Free to entrainment , simple, elegant , stylish.Support for digital music playback MP3 WMA format.Can be used as a mobile flash drive, songs or data stored anywhere.Can be used for TF card reader.In addition to MP3 and mobileStoragedisk function.Using USB 1.1/2.0 interface, support hot-swappable , plug and play.No external power supply.Using a variety of operating platforms.The storage medium. No mechanical components , anti- vibration, anti-electromagnetic interference.Built-in high-energy rechargeable lithium battery, long standby time.Battery Description UsePlease get the goods after pro optoelectronics, three times before charging to keep within 30 minutes , run a continuous loop and then washed three times to activate the battery has reached full potential, this method can make the battery more than five hours of continuousUse. Remember , do not charge more than 2 hours , or easily create MP3 built-in lithium failure and damage.Do not concern MP3 charger or charger is what kind of state around 1-2 hours on full power , MP3 indicator will not change after the full power of any state. Time 3. Single USB port on the computer is connected not to exceed two hours , to pull out from the computer when the computer must be in strict compliance with the requirements of the operating system , first remove the hardware before unplugging the MP3. Otherwise it can easily result in loss of MP3 player software program .Package Content:1 x Clip MP3 Player