10pcs High Frequency 3GHz F81 Barrel Connectors Couplers
Replace standard/low frequency connectors(white/yellow color) in wall plates and get 3GHz digital broadband performance. Connect and extend two RG6 or RG59  "F"connector coaxial cables. Compatible with all satellite delivery systems and cable TV services. You will receive 10pcs high frequency 3GHz F81 barrel connectors couplers.