Allied Telesis AT-FS238A/2-20. Data transfer rate (max): 100 Mbit/s. Connectivity technology: Wired. Weight: 294 g, Dimensions (WxDxH): 105 x 95 x 25 mm. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -20 - 70 °C, Operating relative humidity range: 5 - 90 %. Certification: IEEE 802.3, IEEE 802.3u, UL60950 (cULus), EN60950,