RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS StarTech.com USB to HDMI External Dual or Multi Monitor Video Adapter with Audio, 2.0, Mini-USB B, HDMI output, 1920 x 1080 pixels StarTech.com USB to HDMI External Dual or Multi Monitor Video Adapter with Audio. USB connector type: Mini-USB B, USB connector gender: Female, Internal memory: 16 MB. Product colour: Black, Housing material: Plastic. Windows operating systems supported: Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home..., Mac operating systems supported: Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac..., Minimum processor speed: 1.2 GHz. Width: 52 mm, Depth: 109 mm, Height: 19 mm. Package width: 153 mm, Package depth: 229 mm, Package height: 63 mm https://www.trustedreviews.com/startech-usb2hdmi-review Intro What do you do if you want to connect a second monitor to a computer with only one video output, or, Tech forbid, it only has a VGA output? If it's a desktop PC you can upgrade the video card, but that can be a daunting prospect for the novice user.... Does what it says on the box, Durable and fingerprint resistant, Non-captive cables, Simple to set up, Y-split USB cable provided Video resolution limited to 1920 x 1080, Audio limited to stereo, Cheaper to buy and install a video card where possible If you're looking to output audio and video to a second monitor from a desktop PC or laptop with only one video output or you want to hook up your VGA-only netbook to an HDTV, the StarTech USB2HDMI does exactly what it says on the box. There's little com... http://www.techradar.com/reviews/pc-mac/peripherals/input-devices/general-input-devices/startech-com-usb-to-hdmi-external-dual-or-multi-monitor-video-adapter-with-audio-1018664/review HDMI ports on computers can be incredibly useful – the ability to transform your HD TV into a huge monitor has excellent uses from watching movies to playing games on the big screen. Or for work, you can also use HDMI to display presentations on TVs ... Useful features, Audio support, Works well Limited appeal, Not as powerful as a graphics card This is a useful product, although if you have a decent graphics card that comes with HDMI and can support multiple monitors then you're not going to need it.