AR9271 2.4GHz 150Mbps Wireless WiFi Adapter for PC with External Antenna for Kali Linux,Windows-Monitor Mode/Packet Injection Supported - Buy AR9271 2.4GHz 150Mbps Wireless WiFi Adapter for PC with External Antenna for Kali
Using Monitor Mode in Kali Linux
Wireless Interface in Monitor mode - javatpoint
Monitor APs and wifi clients on selected channel (Monitor Mode) - Tool for Windows
Atheors AR9271 Wifi Adapter USB Adapter - Atheors : Flipkart.com
I'm looking for a Wireless Adapter for that supports Monitor mode, Packet injection and AP mode. I found this one and I'm wondering if I should buy it. This is the cheapest