... available 5.ISO,CE Good Quality Mini Usb Laptop SpeakersDescription:Features:√ This digital speaker can ... , iPod, Phone, GPS, PSP, mobile phone, notebook computer, U-disk and SD card/TF card, etc.√ Metallic ... of ordinary.√ Several power supple manners battery, computer USB adaptor DC-5V allow yu to enjoy the ... the slot• Earphone Function• Charging: Use computer USB power or DV-5V adaptor as power supply ...