Desktop 2.0 Notebook Mini Audio USB Active Home Multimedia Mobile Phone Computer Digital Speaker

Desktop 2.0 Notebook Mini Audio USB Active Home Desktop Multimedia Mobile Phone Computer Digital Speaker Output Power: 3W*2 Power requirements: USB DC 5V (2A is better) Speaker size: 2 inches*2 Volume control: independent volume wire controller Signal-to-noise ratio:65dB Frequency Response Range: 20Hz~Hz Sensitivity: 500mV Speaker Impedance: 4Ω Speaker size: 85*90*135mm Net weight/pair: 0.65KG Colour: Black Package: 1 pair of speakers notes: Due to the lighting effect and shooting angle, the product has color difference, please understand. Due to manual measurement, there are tolerances in product dimensions.