Feature: 1. USB2.0 HIGH SPEED TRANSMISSION: Support USB2.0 high speed transmission, the transmission rate reaches 480Mbps, you can quickly transfer picture files and so on. 2. MULTI DEVICE CONNECTION: Mouse or keyboard can be easily connected, and support U disk, mobile hard disk and other devices to use, make your work and entertainment more convenient. 3. PREMIUM SOUND: You can connect the sound through your computer to provide a shocking sound experience, so you can feel the immersive sound effect when listening to music and watching movies. 4. DUAL FUNCTION: Support "Listen and Speak" dual function, support headset and microphone two in one, solving the problem of headset access to the computer can not voice or sound card damage. 5. SHELL MATERIAL, COMPATIBILITY: Made of alloy shell material, with a delicate hand feeling, and can resist abrasion and scratch. Plug and play, compatible with for Win10, Win8, for OS X multi system. Specification: Item Type: USB Hub Material: Alloy, PVC Specifications: U Port USB2.0 Sound Card Cable Length: 0.2m / 0.7ft Interface Type: 3xUSB2.0, 1x3.5mm Sound Port USB: 480Mbps. Package List: 1 x External Sound Card USB Hub