Check with PlusNet as I suspect they are offering you a modem router, not just a router. This will connect via ethernet.
Another good bit of advice is to phone the helpline number of PlusNet - they have never let me down - have a chat with them.
OnePlus 5 review
See the work of famous artists playing with toys
iPad Pro 10.5in (2017) review
Comment faire une capture d’écran sur un Mac ?