You can use almost any standard router with a WAN (Internet) port, as the fiber box acts as the modem.
No built-in modem is required — just a good-quality router.
✅ Recommended:
For small to medium (50-100 square meters) homes: ASUS RT-AX52，
For medium (100-200 square meters) homes: ASUS RT-57
For large (over 300 square meters or multi-storey) homes: ASUS RT-57 AX3000 (2 or 3-Pack)
Tip: Make sure the router supports PPPoE login.