CERRXIANR External Sound Card with Volume Control adopts a multi-port design to meet a variety of needs. Portable and compact design for game/work/movie/video call/study, etc. -Support Both Earphone and Microphone,3.5mm audio port support sole earphone connection or earphone, microphone simultaneous connection. -3USB 2.0 ports:Expand your laptop with additional 3*USB 2.0 ports, support transmission speed of up to 480Mbps -Universal Compatibility:Compatible with mainstream operating systems. Applicable for Computers with USB Ports -Applicable for 8TB Hard Disk:Power supply, By external power supply, easily drive large capacity hard disk. The package includes: 1x External Sound Card

Universal Compatibility USB Sound Card can connect multiple USB devices or 3.5mm interface devices to PC, laptop, PS4, Xbox One, etc., such as keyboard, mouse, card reader, webcam, MP3 player, earphone, microphone, etc. USB2.0port,photo/large files within reach.No driver needed, plug and play, add USB2.0ports to your computer easily. Support Both Earphone and Microphone,External sound card is equipped with three 3.5mm ports,support earphone connection or earphone, microphone simultaneous connection. Multiple USB Ports USB sound card is equipped with 3 USB ports,you can connect your flash disk, mobile HDD, mouse, keyboard, card reader, MP3 player, and other USB interface devices to your PC or laptop via the sound card. USB External Sound Card is a sound card with audio chip, it has 6 ports, 3 of which are USB2.0ports, and the other 3 are 3.5mm ports. In addition, the volume of its output audio can be adjusted through the volume wheel on the control panel.