Product Name: Openwrt Thin Size Mt7628d/N WiFi Module as Router Model NO.: HLK-7628D Certification: FCC, CE Color: Blue Voltage: 3.3V Transmission Rate: 101-150Mbps WiFi Antenna Type: External Work Mode: AP+STA Type: WiFi Antenna Chipset: Mt7628d/N Wireless Protocol: IEEE 802.11b/G/N, 802.3/U Frequency: 2.4G Channel: 1-14 Flash: 16MB DDR2: 64MB Baud Rate: 1200~500000BPS Broadband: 20/40MHz Hardware Interface: Uart/Gpio/Spi/I2c/I2s/PCM... TCP/UDP: Max>20 Trademark: Hi-link Transport Package: Patch Specification: 23.5*23.5*2.5mm Origin: China, Guangdong HS Code: 8517629900 Product Description Openwrt thin size MT7628D/N wifi module as router HLK-7628Dmodule from Hi-link is alow-cost, low-power IoT module based on MediaTek's MT7628DN. This module introduces all interfaces of MT7628DN, supports Linux and OpenWrt operating system and custom development, has rich interface and powerful processor, can be widely used in smart devices or cloud service applications as well as freely second-developed.BASIC PARAMETERS* High data processing ability,MCU frequency 580MHz* 150M Mbps* Support 802.11b/g/n* 20/40 Channel bandwidth* Support 802.11v* Support AP,STA and AP,STA mixed* Five 10/100M adaptive network port* 1 USB2.0 Host interface port* Interface SPI/SD-XC/eMMC* Rich peripheral interfaces,SPI,I2C,I2S,PCM,UART,JTAG,GPIO* Widely used in IOT* Inbuilt powerful PMU* Support 16 Multiple BSSID* Support multiple security methods WEP64/128, TKIP, AES, WPA, WPA2, WAPI* Support QoS,WMM,WMM-PS* Supportmultiple systems, Linux 2.6.36 SDK, OpenWrt 3.10Network parameterNetwork protocolWireless standard: IEEE 802.11n,IEEE 802.11g,IEEE 802.11bWired standard: IEEE 802.3, IEEE 802.3uWireless transmission rate11n: up to 150Mbps11g: up to 54Mbps11b: up to 11MbpsChannel1~14Frequency range2.412~2.484GTransmit power15~20 dBmInterface5 ethernet ports (1 WAN and 4LAN), Uart, GPIOAntennaAntenna typesExternal antennaFunction parametersWIFI operating modeRouter/AP/STA/AP client/ BridgeWireless securityWireless MAC address filteringWireless safety function switch64/128/152 bit WEP encryptionWPA-PSK/ WPA2-PSK, WPA/WPA2 Security MechanismConfiguration methodAT +instruction set, WEBSerial to networkNetwork connection typeTCP Server/TCP Client/ UDP Server/ UDP ClientMax No. of connections under TCP/UDP Server20Other parametersStatus Indicator1 status indication outputEnvironment standardWorking temperature: -40~80ºCWorking humidity: 10%~90%RH (Non-condensing)Storage temperature: -40~85ºCStorage humidity: 5%~90%RH (Non-condensing)Other performanceFrequency bandwidth: 20MHz, 40MHz, automaticDimensionPlease notice, for 7628 series module, we also have MT7628NN chipset, different RAM and Flash* HLK-7628N (128MB RAM and 32MB Flash)* HLK-7628NS (64MB RAM and 16MB Flash)* HLK-7628NL (256MB RAM and 64MB Flash)* HLK-7628NF (256MB RAM and 32MB Flash)We also have development board if you need, please do not hesitate to contact me.Company information