Targus QV4K. Connectivity technology: Wired, Headphone connectivity: 3.5 mm. Product color: Gray, Country of origin: Taiwan, Compatibility: Laptops. Power source type: USB, Power supply: 100 W. Windows operating systems supported: Windows 10, Windows 7, Windows 8.1, Mac operating systems supported: Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mobile operating systems supported: Android. Package width: 10" (254 mm), Package depth: 7.05" (179.1 mm), Package height: 3" (76.2 mm)