ZyXEL GN680T. Connectivity technology: Wired, Host interface: PCI, Interface: PCI 2.2. Data transfer rate (max): 1000 Mbit/s. Weight: 64 g. Certification: FCC Class B, CE, C-Tick. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 10 - 90 %