WiFi Bridge VAP11G Wreless Bridge Wireless Network Card Wfi Router Support for Wifi bridge mode To add a USB port to connect a computer (desktop, laptop) to enhance the power,if the power is enough,no need the USB port, no need extra power adapter for this product! Consistent with IEEE 802.11B / G wireless network transmission protocol; Supports WEP (64 bit), WEP (128 bit), WPA, WPA2 encryption; Frequency: 2.4Ghz