IMC Networks TX4 + SSFX-SM1550-SC. Data transfer rate (max): 100 Mbit/s. Dimensions (WxDxH): 120.7 x 184.2 x 31.8 mm. Operating temperature range (T-T): 0 - 50 °C, Storage temperature range (T-T): -25 - 70 °C, Operating relative humidity range: 5 - 90 %. Certification: FCC Class A UL/cUL, CSA, CE. Package weight: 600 g