USB TTL
RaLink RT2770F LR802UKN USB TTL WLAN Wireless WIFI Card Module 802.11n
¥2,449.60USB TTL Module for Industrial Device Control
RaLink RT3572L USB Dongle WLAN Wireless WIFI Card Adapter Module for Samsung Smart TV 802.11n
¥835.75Generic version – fit any brand laptop, no include HP / Compaq / Lenovo / IBM