Dear customer, hello，我们工厂只供应跨境电商与外贸公司、Channel partner、Wholesale agent、Cooperation with gift companies，Do not accept domestic retail orders。Every product in our store is subject to incoming material inspection, production testing and shipment,Guarantee quality delivery，Quality issues can be returned or exchanged，The dispatched goods are not eligible for rejection！如果是买家自己原因拒收Needed买家承担All费用。When exchanging goods, it is necessary to ensure that the appearance of the product and its packaging is intact，It does not affect secondary sales。Thank you for your cooperation.！ 商店All商品价格均不含税，An additional tax point is required for invoicing，For detailed consultation, please contact customer service.！

Important Notice：All the headphones delivered are black wired ones

The pictures of the shopping mall are provided for reference，Due to the lighting during shooting, there may be a small color difference between the actual object and the picture

Our factory mainly serves foreign trade customers and does not accept domestic retail orders，AllMP3/MP4All are shipped in English

There are many buyers who won't use itMP3Format的音乐来误解产品的质量。Once again, a reminder，The downloaded music must be MP3Format。If you don't know how to download，We can help you download music。

Please use to download the musicQQMusic software、NetEase Cloud Music、Cool Dog，Kuwo Music software or other music softwaregetmp3Download，You can also download from other music players overseas。
Do not use YouTube Download.YouTubeThe downloaded music document cannot be used and needs to be converted in format using a dedicated conversion software。The maximum decoding range of the downloaded music format16bit，192kbps ，FLACFormat不能大于48khz，The audio sampling rate is44100

To download the electronic version of the novel document, you need toTXTFormat，"CodingUTF-8

Our store has a sufficient stock，Fast delivery，Regular delivery during holidays

Function and parameter prompts：
这款单机插卡版Needed插TFOnly the card can be used.，noFMFunction，NeededFMIt can be customized in advance.。

有蓝牙Function，Only Bluetooth headphones and Bluetooth speakers can be connected，It cannot be connected to the mobile phone's Bluetooth。

MP3The connected computer can only supportWindowsSystem，不支持苹果System。
Android手机Needed有OTGOnly functions can be connected.，苹果System不支持。
HasOTGSmartphones with functional features can be usedOTGAdapter link download，DownloadMP3Music in this format can be used

If notWindowsSystem可以先把TFPress the card once and it will pop up. Use the card reader to link to your computer and download itMP3Reinstall the format music on the machine for use。
MP3音乐和视频Format支持提示:
音频Format支持:MP3Format。
视频Format:Single-player card-inserting version supportAVI。

[Download视频Needed转换工具来转换视频Format]。

Storage capacity：Maximum support128G卡
最大输出功率：18mW*2
Frequency response range：20Hz-20KHz
Signal-to-noise ratio (dB)：90
Total harmonic distortion：Less than0.05%
文件存取Function：
Battery type：Built-in锂Battery（Built-in）
Screen size：1.8英寸彩屏
播放时间（"Hour）：about7"Hour
待机时间（"Hour）：24"Hour以上
音频Format支持：wav/mp3
Support listening to music、Watch videos、Tape recorder（wav）、E-book（txtFormat）
3.5 Millimeter audio jack、No driver required USB Memory stick、多家国家语言
输入：5.0V，500MA 600MAH Battery

Machine specifications and dimensions：90mmX38.8mmX8.5mm
Lossless music player1.8Inch screen。

Single-machine card-inserting model support6One national language：It includes simplified Chinese and English。