Mini Speaker Portable Hand Grenade

 TF card music player, smart decoder built-in TF car. TF card can be played directly stored in MP3 format music files. Headphone output function, you can plug headphones (equivalent to the MP3 function). Can be connected to the laptop, when speakers use built-in lithium battery. Compatible with USB to connect your computer to charge, or a USB power supply of DC5V. The use of aluminum alloy, stylish, metal texture. Colors will vary.