... by UPS, DHL,FedEx . 4.VIP Dealer Support. Mini speaker USB Portable sound box Multimedia Speaker For Laptop PC Computer .How ... day!Detailed Product Description:Use:Home Theatre,Portable Audio Player,Mobile Phone,ComputerSpecial Feature:Portable,MiniType:USB ... BlackFrequency response: 100- 20000HzImpedance:4 ohms3.5mm audio jackHeight: 16.8cm, Width: 7.6cmLength of audio cable: 96cmLength of USB ...