The TRENDnet TEW-AO57 Dual-Band Outdoor WiFi Antenna Kit offers high gain performance with a 5/7 dBi gain in both 2.4GHz and 5GHz frequencies. This antenna kit by TRENDNET provides improved signal strength and coverage for outdoor use, allowing for a more reliable and stable WiFi connection. With a sleek design and compact dimensions of 9 x 3 x 1 inches, this antenna kit is easy to install and perfect for expanding the range of your home network.