1 . For R1 Plus uses YT8531C Ethernet chip ; R1 Plus uses 8211E Ethernet chip;The two chips are of the same level , and the two boards are with same performance configuration 2 . For R1 Plus has a dedicated image , it's not common with R1 Plus image 3 . contains 13 pin headers , but they are not soldered on the development board by default Supported OS: for Android 9 / / Debian / OpenWRT Onboard Network: 2 x 1000M Etherent Port For R1 Plus Material: PCB colour: blue Package Contents: 2 x Development Board 2 x 13 pin headers 2 x Aluminum alloy Case 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.