Main control chip: MT7621AN+MT7612EN*2+MT7603EN
Specifications: 2T2R
Speed: 300+866M
Interface: USB, WAN, LAN, I2S, I2C/PCM, UART, GPIO
Size: 115.9*111.5mm(L*W)
Working voltage: 12V
Wireless standard: 802.11b/g/n/ac
Band width: 2.4G/5.8G
Working temperature: -20°C to +85°C
Features
■ The module is based on Taiwan MTK's MT7621AT+MT7612EN+MT7603EN main chip solution, the main frequency is up to 880MHz, and it is equipped with 128MB DDR2 RAM and 16MB SPI FLASH
■ Conforms to IEEE802.11b/g/n wireless network protocol, supports three working modes of bridging, routing, and access point
■ Adopt 2x2 MIMO (Multiple input multiple output) architecture, wireless signal multiplex transmission and reception, transmission rate up to 1200Mbps
■ Achieve a variety of communication transmission, input and output control, intelligent control of IOT applications, convenient for debugging and product development
■ Multiple GPIOs, 1 UART interface, 1WAN, 3LAN wired network port “stamp hole” and “pin” dual design external connection method four IPEX sockets, freely configurable antenna type
■ Application areas: smart home, wireless storage, WIFI speakers, network cameras, baby monitoring, routers, repeaters, wireless APs
Module size chart

Module pin


| Pin | Function | Descriptionion |
| 1 | GND | Ground |
| 2 | GND | Ground |
| 3 | ESW_TXVN_A_P2 | Gibabit Port2_A- |
| 4 | ESW_TXVN_A_P2 | Gibabit Port2_A+ |
| 5 | ESW_TXVN_B_P2 | Gibabit Port2_B- |
| 6 | ESW_TXVN_B_P2 | Gibabit Port2_B+ |
| 7 | ESW_TXVN_C_P2 | Gibabit Port2_C- |
| 8 | ESW_TXVN_C_P2 | Gibabit Port2_C+ |
| 9 | ESW_TXVN_D_P2 | Gibabit Port2_D- |
| 10 | ESW_TXVN_D_P2 | Gibabit Port2_D+ |
| 11 | GND | Ground |
| 12 | GND | Ground |
| l3 | ESW_TXVN_A_P3 | Gibabit Port3_A- |
| 14 | ESW_TXVN_A_P3 | Gibabit Port3_A+ |
| 15 | ESW_TXVN_B_P3 | Gibabit Port3_B- |
| 16 | ESW_TXVN_B_P3 | Gibabit Port3_B- |
| 17 | ESW_TXVN_C_P3 | Gibabit Port3_C- |
| 18 | ESW_TXVP_C_P3 | Gibabit Port3_C+ |
| 19 | ESW_TXVN_D_P3 | Gibabit Port3_D- |
| 20 | ESW_TXVP_D_P3 | Gibabit Port3_D+ |
| 21 | GND | Ground |
| 22 | GND | Ground |
| 23 | ESW_TXVN_A_P4 | Gibabit Port4_A- |
| 24 | ESW_TXVP_A_P4 | Gibabit Port4_A+ |
| 25 | ESW_TXVN_B_P4 | Gibabit Port4_B- |
| 26 | ESW_TXVP_B_P4 | Gibabit Port4_B+ |
| 27 | ESW_TXVN_C_P4 | Gibabit Port4_C- |
| 28 | ESW_TXVP_C_P4 | Gibabit Port4_C+ |
| 29 | ESW_TXVN_D_P4 | Gibabit Port4_D- |
| 30 | ESW_TxVP_D_P4 | Gibabit Port4_D+ |
| 31 | GND | Ground |
| 32 | GND | Ground |
| 33 | ESW_P4_LED_0 | Port #4 PHY LED indicators |
| 34 | ESW_P3_LED_0 | Port #4 PHY LED indicators |
| 35 | ESW_P1_LED_0 | Port #1PHY LED indicators |
| 36 | ESW_P2_LED_0 | Port #2 PHY LED indicators |
| 37 | GND | Ground |
| 38 | ESW_P0_LED_0 | Port #0 PHY LFD indicators |
| 39 | UARTO_TXD | UART RX Data |
| 40 | UARTO_RXDQ | UART TX Data |
| 41 | I2C_SD | I2C Data |
| 42 | I2C_SCLK | I2C Clock |
| 43 | LED_WL_C | 2.4G WIFI LED |
| 44 | LED_5G | 5.8G WIFI LED |
| 45 | 5V | +5v output (USB power supply ) |
| 46 | 3.3V | +3.3v output (LED power supply) |
| 47 | 5V/td> | +5v output (USB power supply) |
| 48 | 3.3V | +3.3V output (LED power supply) |
| 49 | GND | Ground |
| 50 | GND | Ground |
| 51 | 12V IN | +12V input (2A ) |
| 52 | 12V IN | +12V input (2A ) |
| 53 | 12V IN | +12V input (2A ) |
| 54 | 12V IN | +12V input (2A ) |