Trendnet 8-Port 10/100Mbps Module . Data transfer rate: 0.1 Gbit/s, Data link protocols: CSMA/CD, Connectivity technology: Wired. Operating temperature range (T-T): 0 - 45 °C, Storage temperature range (T-T): -10 - 70 °C, Operating relative humidity range: 10 - 90 %. Certification: CE, FCC. Dimensions (WxDxH): 126 x 46 x 35 mm, Weight: 0.213 kg