High Power Output. Plug & Play. Built-in USB Stereo Sound Chip. Wide Range Compatibility. The Adesso Xtream S4 is a high power 5W*2 desktop USB speaker. Just plug the USB cable into your computer and do not need a 3.5mm connection. The two stereo speakers can reach a balance sound effect, pure and stereo, and joint together to stand on desk. Immerse yourself in the rich sound of music, movies, and games as this speaker is integrated with dual speaker units that deliver the mind blowing stereo sound. Suitable for your home, your office, school and any other place, also a perfect gift for your friend and your family. Loudspeakers. Driver diameter. 5.1 cm. Number of drivers. 2. Speaker placement. Tabletop/bookshelf. Audio output channels. 2.0 channels. Speaker type. 1-way. Audio. Sensitivity. 80 dB. Impedance. 4 Ω. Frequency range. 160 - 18000 Hz. Speakers RMS power. 5 W. RMS rated power. 10 W. Performance. Plug and Play. Yes. Volume control. Digital. Housing material. Acrylonitrile butadiene styrene (ABS), Iron. Recommended usage. Universal. Product colour. Black. Amplifier. Amplifier. Built-in. Ports & interfaces. USB connector type. USB Type-A. USB connectivity. Yes. Bluetooth. No.