①【Wide Array of Compatibilities】: It works with any device that has a standard 3.5mm headphone jack, such as Computers / Laptops / Tablets / PC / Smartphones / Projectors, Windows PCs, such as HP, Lenovo, ASUS, Dell, Acer, Chromebook or more. ②【Impressive Audio】: 2.0 channel speaker equipped with two high-excursion drivers for full range audio, which deliver a noticeable stereo sound upgrade to your computer's weakened or faint internal speakers. High-quality sound suitable for enjoyment at work or other small space. ③【Simple Operation】: Plug in the USB port for power and plug the pink cable for microphone and the blue cable for headphone. Dial the knob for volume to start the oomph or Power on and off.