Color: as pictures showSize: 5cm x 3.1cm x 1.7cmInstructions for use:1. Turn the MP3 switch on, the switch will turn ON and start playing. The status light starts to flash.2. Press the play button again to start the pause state.3. Press the volume.4. Adjust the songs you want to listen with before and after button.5. Stop playing, press the pause first, the host is in a pause state.6. Turn the switch to the OFF state. The shutdown is complete.Notice:First, connect the computer USB interface to charge, charge the MP3 with the charger, please do not charge more than 2 hours, otherwise it will easily cause the failure and damage of the MP3 built-in lithium battery.Second, please do not pay attention to the MP3 or charger indicator state when charging, 1.5 hours of electricity is full, MP3 or charger indicator will not change any state after full charge.Third, the time to connect to the USB port of the computer should not exceed 2 hours. When the MP3 is unplugged from the computer, it must be strictly in accordance with the requirements of the computer operating system, and remove the hardware and then unplug the MP3. Otherwise, it is easy to cause the MP3 player to lose the software program.Fourth, the new machine is in normal use, please do not upgrade the firmware of the MP3 player.Package List1 x MP3 Player1 Trendy shell, innovative collar clip design, ultra-small size. Weighing less than 30 grams, you can clip it at will. Simple, refined and stylish. 2 Support digital music playback of multiple MP3 music formats, can be used as a mobile flash drive to store MP3 songs or data anytime, anywhere. 3 Can be used as a TF card reader, it also has the functions of MP3 and mobile storage disk. 4 Using USB1.1/2.0 interface, support hot swap, plug and use.No external power supply, using a variety of operating platforms WIN98/SE/ME/2000/XP.LIUXCORE2.4 and above. 5 Built-in high-energy rechargeable lithium battery, long standby time. 6 Stylish and compact shape design, beautiful workmanship and exquisite gifts. 7