109 Keys: The USB wired keyboard features 109 keys, which is standard and practical, very comfortable to touch, especially suitable for business and households. Left-Handed Design: The 109-key keyboard has a left-handed design, and the numeric keypad area is on the left side, which is convenient for left-handed people to use and can meet your different needs. Built-in 2 HUB Hub: The left-handed keyboard has a HUB hub, easy to transfer files and expand equipment, very suitable for business offices, software designers, engineers to use. Scissor Key Design: The left-handed business keyboard features a scissor key design, the key is responsive and smooth, providing you with a comfortable typing experience and relieving hand fatigue. Plug and Use: The USB wired keyboard is easy to use, just plug the keyboard into the USB port and you're good to go, compatible with Windows XP, 7, 8, and 10 systems. Item Type: 109 Keys Left-Handed Keyboard Material: ABS Connection Mode: Micro USB cable connection Expansion Interface: 2 x USB HUB Number of Keys: 109 Keys 1 x 109 Keys Left-Handed Keyboard 1 x USB Cable