1 . For Orange Pi R1 Plus uses YT8531C Ethernet chip ; Orange Pi R1 Plus uses 8211E Ethernet chip;The two are of the same level , and the two boards are with same performance configuration 2 . For Orange Pi R1 Plus has a dedicated , it's not common with Orange Pi R1 Plus 3 . contains 13 pin headers , they are not soldered on the development board by default Supported OS: for Android 9 / / Debian / OpenWRT Onboard Network: 2*1000M Etherent Port For Orange Pi R1 Plus Material: PCB colour: blue Package Contents: 1 x Development Board 1 x 13 pin headers 1 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.