Brand Waveshare Model WIFI232-A Quantity 1 Piece Color Black Material CCL + PCB board Chipset ANY1P249K English Manual / Spec Yes Download Link http://www.wvshare.com/downloads/accBoard/WIFI_UART.7z Other Features Marvell high-quality WIFI module high-speed ARM core guaranteed process ability and stability; Router solution: hardware AP supports up to 32 connections of Station mode; Communication distance: 400m with external 3DB antenna 150m with embedded antenna (communication between two modules under open and wide environment); Supports Wi-Fi security algorithms: WEP / WAP-PSK / WAP2-PSK / WAPI etc.; Supports Wireless LAN protocols: IEEE 802.11 b/g/n; Supports network protocols: TCP / UDP / ARP / ICMP / HTTP / DNS / DHCP; Supports multiple working mode: TCP Server / TCP Client / UDP (supports up to 32 Client connections on TCP Server mode); Supports factory reset: pull-down the Reload IO port restore the module to its factory settings immediately; Supports router/bridge network architectures; Supports Transparent/Agreement transmission modes up to 1M cache; Supports DHCP; Supports AT+ instructions set; Supports web page configuration; Support configuring UART frame delay and data volume; Up to 460800bps baud rate; Embedded watch dog timer and Heartbeat mechanism; Embedded PA bi-transferring data on 57600 baud rate without packet loss; Provides multiple software: testing software under Windows Android; Start up time: 6s only; Power consumption: 3.3V supply 170mA~300mA; Protection: the module kernel is wrapped safely; Supports AP + STA mode; FCC / CE Certification; TCPB function: supports 2 x TCP i.e. two network connections at the same time Parameters Interface: 2.0mm pitch pinheaders Power supply: DC 3.3V; Dimensions: 25 x 40mm; Temperature: -20C~80C; Optional antenna WIFI232-A: embedded antenna Packing List 1 x WIFI232-A board