computer speaker Specifications Mini USB speaker -TF//USB card reader,FM radio -Color light in ... device, such as mp3, mp4, CD, radio, mobile phone, computer*Popular and stylish in design *Compact and user-friendly *Good ... Power, LED Audio output earphone Specifications Card typeTF/USB Speaker output 5W+5W Input power DC5V,3.5mm port line ... for customer. 2.0 active professional usb sd fm computer speaker