LMR240 Equivalent SMA-male to female type adapter cable can assure maximum signal transmission and lowest loss. This low loss coaxial transmission Line can be used in almost any application ,such as modem, routers, WiFi Signal Booster Repeater, etc. to the external mount antennas. The SMA Cable is the perfect go-to set for sma applications:GPS Antenna,rf amplifier,RTL-SDR USB Receiver,SDR Receiver. Made in China Ultra low loss RF coaxial cable assembly included to connect to cell antennas, RF and amateur radio equipment. Connection of commercial radio, Scientific, and technical equipment and extending existing cables. We are committed to providing customers with the best product and services. If you have any question, please feel free to contact us and if the good is with any quality issue, we're happy to offer you a new one!