This Rosewill USB 2.0 IEEE 802.11b/g/n 300Mbps 5dBi Wireless Antenna will provide your system with highspeed wireless signal. Using a 5dBi antenna to pick up signal from your router, you'll get strong signal and download speeds of up to 300Mbps. The easiest way to upgrade your system into wireless N network, the Rosewill RNX-N180UBE connects your PC/NB to a wireless network in minutes using a high speed USB2.0 interface. MIMO technology, with one transmitting antenna and two receiving antennas, enables a high throughput of max 300Mbps for download and 150Mbps for upload. An array of high level security options guarantees maximized network protection, bringing you great peace of mind. Compliant with IEEE 802.11n and backward compatible with 802.11g/b, the Rosewill RNX-N180UBE adapter smoothly integrates into any existing wireless network. MIMO technology, with one transmitting antenna and two receive antennas, provides a maximum 300Mbps download rate and 150Mbps upload rate.