iMicro SP-IMD168B USB 2.0 2-Piece Speakers (Black/Silver)
This speaker is a great portable accessory for laptops and other USB-enabled devices.iMicro 2.0-Channel USB 2.0 Multimedia Speaker System:Designed for slim devicesMinimized design for an attractive appearance with LCD monitorsDriver Unit: 2.25"Power Interface: USB 2.0THD: 0.2 percentImpedance: 6 ohmsFrequency Response: 160Hz-20kHzPackage Dimensions: 51cm x 36.5cm x 36.5cm