it will look something like this
https://www.amazon.com/Directional-Universal-Cellphone-Amplifier-Signalbooster/dp/B089VXJV14/ref=sr\_1\_22\_sspa?hvadid=570464487576&hvdev=c&hvlocphy=9001907&hvnetw=g&hvqmt=e&hvrand=8997002816381913620&hvtargid=kwd-316943944532&hydadcr=24137\_13533994&keywords=high+gain+4g+antenna&qid=1684688450&sr=8-22-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEzTTEzSzRZNVBZNDlNJmVuY3J5cHRlZElkPUEwMzUwNDgwMzZWSVMwNzBPMkw4SiZlbmNyeXB0ZWRBZElkPUEwNDAzODIyM05ZVzhOM1FKWjNWNyZ3aWRnZXROYW1lPXNwX2J0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=