This plug and play high gain long range 2 dBi antenna can help you connect even when signals are weak. It has speed upto 600 Mbps Wi-Fi speeds on 5GHz (433Mbps) or 2.4GHz (150 Mbps) bands: Ultra-fast AC 600 wireless adapter speed with 802.11 ac.
Link: https://www.amazon.com/dp/B01G8IPLD8
Code: ONG4ZRUD
Final price: $9.79
Shipping is free w/prime.