This is ESP32 Marauder (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.<br> USB-C and Micro-USB Ports, Micro-SD card slot, acrylic case.<br> CYD(Cheap Yellow Display) with 2.8inch, 240 * 380 touchscreen, with driver chip ST7789.<br> <br> To Power on plug it into a laptop, phone charger or powerbank.<br> Kick devices off of WiFi networks, shutdown , monitor network traffic, and more. This enable a secure & reliable wireless.<br> This device functions with or without and SD card, but you 't be to save your work without one.<br> Notice:<br> 1. This link is for ESP32Maruder, not for NMMiner. If you want flash to NMMiner, you should get a license from the NMMiner Team.<br> 2. The Micro-SD card (not included). which is required for some of the capabilities of marauder.<br> Note: Please contact customer service if you need operation video material project description.<br> (There are differences in printing screen printing due to different batches, which not affect the use.)<br> Color: As Shown<br> Material: PCB+Acrylic<br> <br> Package Contents:<br> 1 * ESP32 Marauder<br> <br> Only the above package content, other products are not included.<br> 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.