BEGEXUN Wireless USB WIFI Network Adapter for Laptop & Desktop Computers - Rotatable Antenna, Supports 802.11 b/g/n Products, Black The ultra-strong signal reception, data transmission more efficient and stable. The user management software is simple to use and is easy to configure wireless client. Type A USB interface and the outer 2 dbi gain antenna are provided. Provides convenient configuration and monitoring program. Supports wireless Roaming technology which ensure efficient wireless connection.