3Gstore Antenna Jack Locator: Sprint 3G/4G 250U


The 250U has 2 antenna ports, one for a 4G antenna and one for a 3G antenna. The 3G port is closest to the Sprint logo (AWAY from the LED lights); the 4G port is closest to the LED lights (*boosting 4G signal requires a 4G-compatible antenna)

click here to see high gain antennas for Sierra 250U from 3Gstore.com

click here to order the adapter cable only for Sierra 250U from 3Gstore.com