就用tp-link就可以,便宜,也足夠用。大概一百五。比如這個
https://www.amazon.com/TP-Link-Deco-Whole-System-2-Pack/dp/B0797D6853/ref=mp_s_a_1_4?dchild=1&keywords=rp-link+mesh&qid=1611610954&sr=8-4