SMC Barricade g Wireless Travel Voice Gateway. Supported network protocols: UPnP, SNTP. Security algorithms supported: 802.1x, VPN support: VPN pass-through (L2TP, PPTP, IPSec). Frequency band: 2.4 GHz, Data transfer rate: 0.1 Gbit/s, Networking features: Ethernet LAN, Wireless LAN. Dimensions (WxDxH): 24.7 x 107.5 x 78.67 mm. Power requirements: 100 - 240V, 0.3A, 50/60Hz