Avocent Cyclades ACS48, Cyclades CS. AC input frequency: 50 - 60 Hz. Weight: 3.58 kg. Operating temperature range (T-T): 10 - 44 °C, Storage temperature range (T-T): -40 - 85 °C, Operating relative humidity range: 5 - 90 %. Connectivity technology: Wired, Dimensions (WxDxH): 431.8 x 215.9 x 44.5 mm, Compatible operating systems: Linux