1.USB 802.11N 150M MINI WIRELESS LAN Adapter, 2.With WPS Key(RTL8188 Chipset) 3.SIZE: 37*16*3 mm 1.USB 802.11N 150M MINI WIRELESS LAN Adapter,2.With WPS Key(RTL8188 Chipset)3.SIZE: 37*16*3 mm With Internal Antenna.With WPS Key.USB 32-bit 2.4GHz Reversed SMA,64/128-bit WEP.TKIP,WPA encryption UP to 150Mbps(with Automatil Scale Back),MAX- indoor:100m ,Outdoor: 300M(1T1R)