CaptiFi Marine or RV high power long range omni directional USB WiFi Antenna/adapter Range up to 1 km The WaveRV is an " All-in-One" Wireless card and antenna. 15' USB cable built in. Plug into your connector for a total, on-the-fly connection Range up to 1 km, only 9 1/2 inches tall Antenna base is threaded to fit to fit a standard 1" marine antenna mount completely weather-proof. For PC, Apple and Linux