1.Mini Usb Laptop Speakers 2.Any design is available 3.Mp3 speaker ... CD, DVD, iPod, Phone, GPS, PSP, mobile phone, notebook computer, U-disk and SD card/TF card, etc.√ Metallic, shell ... out of ordinary.√ Several power supple manners battery, computer USB adaptor DC-5V allow yu to enjoy the charm ... card into the slot• Earphone Function• Charging: Use computer USB power or DV-5V adaptor as power supply and ...