Hawking Technologies 32-Bit Gigabit Adapter. Connectivity technology: Wired, Host interface: PCI. Data transfer rate (max): 2000 Mbit/s. LED indicators: 100M Link, Activity. Certification: · CE mark Class B · FCC Part 15 Class B · Class B VCCI. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 10 - 90 %