100% Brand New.<br />Material: Plastic<br />Size: 4.2cm x 2.8cm x 1.3cm(LxWxH)<br />Color: Black<br />Supported audio formats: MP3<br />Storage capacity: no memory ｣ｬ Insert TF (Micro SD) memory cards｣ｬ mobile phones with a small memory card<br />Interface : mini USB 2.0<br />Battery Type: Built-in high-energy rechargeable lithium battery｣ｬ about 4 hours of continuous playback<br />Frequency : 20HZ-20KHZ<br />Download song: 1.plug TF card｣ｬ connect the data cable｣ｬ the machine's switch to ON｣ｬ start the download <br />2. After the download is complete｣ｬ exit on the computer disk｣ｬ MP3 removed from the data line｣ｬ the switch to OFF｣ｬ the download is complete. <br />Tips: This MP3 To connect the computer to find the card removable disk<br />Product description:<br />Free to entrainment ｣ｬ simple｣ｬ elegant ｣ｬ stylish.<br />Support for digital music playback MP3 WMA format.<br />Can be used as a mobile flash drive｣ｬ songs or data stored anywhere.<br />Can be used for TF card reader.<br />In addition to MP3 and mobile storage disk function.<br />Using USB 1.1/2.0 interface｣ｬ support hot-swappable ｣ｬ plug and play.<br />No external power supply.<br />Using a variety of operating platforms.<br />The storage medium. No mechanical components ｣ｬ anti- vibration｣ｬ anti-electromagnetic interference.<br />Built-in high-energy rechargeable lithium battery｣ｬ long standby time.<br />Battery Description Use<br />Please get the goods after pro optoelectronics｣ｬ three times before charging