The weBoost In-Vehicle Low-Profile Antenna with SMB Connector is designed to use in your vehicle with the weBoost Drive Reach signal booster. The weBoost 314419 4G Slim Low-Profile Antenna for Drive Reach has a compact design that makes it simpler to install, while giving you improved performance over previous models. When connected, this antenna provides enhanced reception of calls, texts and data to the booster, providing superior performance when connected in your car, truck or SUV.