Tips: Clip MP3 instructions for use. Hello, this MP3 needs to connect the memory card to the computer to download the MP3 format music, and then insert the memory card into the MP3 to use it. Subscript free gift now "Holy Gifts Dont Stop" Gift: Headphone cable "value 3 yuan" Gift: Charging Cable "Value 2 yuan" MP3 can be used with mobile phone 5V 500mA-1A charger. It will usually be fully charged within 2-3 Please use Windows 7 to connect MP3 to the computer. To connect MP3 to the computer, you need to use a transmission cable to connect, and you cannot use a charging cable Android phones need to have OTG function to connect, and they do not support Apple systems. Audio format: MP3 format. All in stock, fast delivery, normal shipping on holidays Factory direct sales, factory in Shenzhen, welcome to visit 凡 Five stars after the purchase of any products in the store, the next store to buy another 9.5 fold Product specifications: Standard Edition: MP3 Host Shuffle OEM version of the exterior design, simple, refined and stylish. Note: The product warranty is 1 year. If there are any problems within 7 days after receiving the product, you can return it for new ones. We are responsible for the freight. After 7 days after receiving the goods, we do not include the return shipping. Please know, thank you. Due to the light and display of the product, the picture you see may have slight chromatic aberration, which is inevitable, please forgive me! If you are unacceptable, please purchase carefully. Support digital music playback in MP3 music format. Stereo sound field, HD processing, top noise reduction. sound technology, the ultimate sound quality. Clean and crystal clear, enjoy the pure sound of nature. It can be used as a plug-in mobile flash drive to store MP3 songs or data anytime, anywhere. Built-in rechargeable lithium battery, full of 6 hours of continuous music sound quality, perfect music enjoyment. Support MP3 format music files. It also has the functions of MP3 and mobile storage disk. Built-in high-energy rechargeable battery. Stylish and compact appearance Storage medium: flash memory PC interface type: USB 2.0 Music format: support MP3, WMA Maximum output power: 18mW*2 Frequency response range: 20Hz-20KHz Signal to noise ratio (dB): 90 Total harmonic distortion: less than 0.05% File access function: Yes Battery type: Built-in lithium battery (built-in) Play time (hours):about 6 hours Screen size: none Standby time (hours): 24 hours or more #MP3 #MP4