externel antenna setup example for x3000

hello
i bought an external antenna for my x3000 and a i am wondering what is the best way to connect it.
this is the ports of antenna.

Hi,

It is ok if support to connect to the SMA 4G/5G antenna interface of X3000.

If the feeder is too long, it may attenuate the signal, so you need to do some tests to compare with the attached antennas.