About US Built In & Portable Radar Detectors NJ is your go-to source for high-performance radar detectors, providing both built-in and portable solutions to drivers across New Jersey. We specialize in offering cutting-edge radar detection technology designed to keep you informed and safe on the road. Whether you're looking for a discreet built-in system that integrates seamlessly with your vehicle or a portable unit that offers convenience and flexibility, we have the perfect solution to meet your needs. At Built In & Portable... read full review »