This is ESP32Marauder (ESP32 Mar-x-auder) , a suite of WiFi/Bluetooth and tools for ESP32. This board is running on ESP32-2432r028, think of it like a cheaper Flip-x-per Zero. Reference Projects: This board flashed the ESP32-Marauder 1.4.3 firmware to the Cheap Yellow Display, offering powerful WiFi and Bluetooth testing features on an affordable and accessible hardware platform. USB-C and Micro-USB Ports, Micro-SD card slot, acrylic case. CYD(Cheap Yellow Display) with 2.8inch, 240 * 380 touchscreen, with driver chip ST7789. To Power on plug it into a laptop, phone charger or powerbank. Kick devices off of WiFi networks, shutdown for , monitor network traffic, and more. This enable a secure & reliable wireless. This device functions with or without and SD card, but you 't be to save your work without one. Notice: 1. This link is for ESP32Maruder, not for NMMiner. But this device is NMMiner License Inside, you can flash to NMMiner (for free), choose device: esp32-2432s028r-st7789. 2. The Micro-SD card (not included). which is required for some of the capabilities of marauder. 3. Please contact customer service if you need operation video material project description. ESP32 Marauder wieh GNSS (ATGM336H) CYD ATGM336H VIN VCC GND GND TX TX RX RX If your ESP32 Marauder with GNSS, you can see the GPS Data and NMEA Stream from the Device option. (Different batches may result in different printing screens, which not affect the use) Color: As shown Material: PCB+Acrylic Package Contents: 1 * ESP32 Marauder 1 * GPS kit (GPS kit color is random, no specified color is accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.