300Mbps Wireless Adapter (WiFi4) 300Mbps Wireless Adapter (WiFi4) Product Model Chipset Interface Frequency Range Antenna type WD-3509N RTL8192FM USB2.0 2.4-2.4835GHz integrated PCB antenna WD-3510H RTL8192FU USB2.0 2.4-2.4835GHz SMA 2dBi antenna WD-3505C RTL8192FM USB2.0 2.4-2.4835GHz integrated PCB antenna WD-3506A WD-3506B 8192FM RTL8192eus USB2.0 2.4~2.4835GHz SMA 2dBi /5dBi antenna WD-3505B RTL8192eu USB2.0 2.4-2.4835GHz ntegrated PCB antenna WD-1504A RTL8192eu USB2.0 2.4-2.4835GHz SMA 2dBi /5dBi antenna