Covert Bumper Antenna - Completely Hidden Behind the Bumper - Best in class performance - 24MHz bandwidth in VHF & 30MHz in UHF frequency range - Fits most vehicles with non-metallic bumpers - Step-by-step installation & tuning instructions for optimal performance - System includes 2 antenna elements, mounting tape, cable, and connector. Available connectors: SMA, TNC, QMA, N, UHF, Mini-UHF (specified at time of purchase).