Features: 1. USB Dock Headphone Stand 2. Expansion Interface, Unlock To Play On The Desktop, MX200s Is Equipped With 3 Usb Ports, Greatly Improving The Efficiency Of Use, And Also Has A 35mm Audio Interface 3. Support A Of Devices, Mouse, Keyboard, U Disk, Hard Disk, Mobile Phone, Printer, 3.5mm Headset, USB Headset, Etc 4. Comes With Headphone Stand, The Desktop Is Neatly Taken Care Of, Small And Does Not Occupy A Place, Cleverly Integrated Into The Desktop And Comes With Its Own Headphone Holder, Strong Practicality 5. High-Fidelity Hifi Sound Quality, Experience A Better Sound Field Of Video And , 3.5mm Headphones 96khz/24bit Sampling, No Current Sound To Enjoy High-Fidelity Sound Quality Product Name: USB Expansion Base Bracket Applicable Systems: for Windows, MACOS, Android, Hongmeng Input Power: PD60W 20V x 3A QC 18W 9V x 2A size: 28 x 17.2 x 18cm Material: ABS colour: white Package Contents: 1 x Base Bracket 1 x Chinese And English Manual 1 x Type-C - Type-C Data Cable 1 x USB - Type-C Power Supply Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.