100% brand new and high quality. Ergonomic design, feel comfortable, left and right hand universal 6D button, the use of Omron switch life of up to 100 million times 1.8 meters full copper USB network braided wire, with magnetic ring, anti-interference step in place 16 million kinds of RGB equivalent color by your control 250-8000 DPI easy to switch Support software programming, custom easy to play Brand: Fantech Model Number:X11 Connection: Wired Interface: USB Solution: 250-8000 DPI Buttons Number: 8 Tracking method: Optical Switch Life: 1 Million click life Weight:196g Cable Length: 1.8m Size:126*68*40mm Pixart gaming optical sensors 3325 capabilities up to 100ips / 20G DPI acceleration that can be set in the game 250-8000 DPI 1000Hz huano button polling rate of life 20,000,000 times the ergonomic design for both hands the choice of 16.8 million RGB eight color lights button that can be programmed to cable USB fiber fabric 1.8m size: 130mm x 75mm x 42mm Brand Fantech SKU FA624EL068ZM4NAFAMZ-279644