Cherry eVolution STREAM Corded MultiMedia Keyboard. Device interface: USB+PS/2. Keyboard dimensions (WxDxH): 472 x 176 x 18 mm, Keyboard weight: 0.936 kg. Operating temperature range (T-T): 0 - 50 °C. Certification: CE, FCC, cURus, GOST-R, CTICK, WHQL, TÜV/GS. Gross weight packaging: 1.368 kg, Packaging height: 63 mm, Packaging length: 485 mm