Fangrui Product Details Description: The Milk V Duo S Is An Upgraded Model Of Duo, Equipped With The Upgraded Sg2000 Main Control, With Larger 512mb Memory And Expandable Io Capabilities Integrated Wi-fi 6/bt5 Wireless Function (model Milk V-duo S-512m Basic/milk V-duo S-512m Emmc Does Not Include This Function) Usb 2.0 Host Interface. 100mbps Ethernet Port Supports Dual Cameras (2x Mipi 2-) And Mipi Video Output (mipi 2-) The Device Also Supports Switching Between Risc-v And Arm Boot Through A Switch Specifications: Version Differences Milk V-duo S-512m Basic: Top Of Version, With Emmc-8g, With Wifi,with Poe Due To Different Batches, There May Be Differences In Product Appearance And Printed Text, Which Not Affect Use Color: Green Material: Pcb Package Contents: 1*development Board 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.