?Features:High quality sound and elegant appearance.Excellent and romantic lighting effect.Equipped with built-in spouting spring， which will go up and down following the music rhythm.USB port power supply.A perfect combination of utility and art.The liquid using plant oil rather than water， and more safer.Specifications:Color: BlackOutput power: 2 * 3WWorking current: 900－1100mAOperating voltage: DC 5VFrequency response: 220Hz-13000hzImpedance: 4ohmPort type: USB A male to mini 5 pin， 3.5mm audio jointUSB cable length: Approx. 1m / 3.28ft3.5mm stereo audio cable length: Approx. 1m / 3.28ftSpeaker size: Approx. 8.3 * 21.8cm / 3.3 * 8.6inSpeakers’ weight: Approx. 511g / 1.13LbsPackage size: 24.2 * 18 * 10cm / 9.5 * 7.1 * 3.9inPackage weight: 716g / 1.58LbsPackage List:1 * Pair of Speaker1 * USB Cable1 * Speakers' Connecting Cable1 * 3.5mm Stereo Audio Cable(Computer is not included)