Ind app WiFi 802.11B/g thru hole mod RS232 inter 9-48VDC power. Like RN-131G
WiFi 802.11b/g RF 收发器模块 2.4GHz 集成式，芯片 + U.FL 通孔
得捷:
RX TXRX MOD WIFI CHIP + U.FL TH
贸泽:
WiFi / 802.11 Modules WiFi 802.11b/g Thru Hole Mod RS232
艾睿:
Module 802.11b/g 2.484GHz 11000Kbps Bag