A:AnswerYes, the Aegis R can support upgrades to the listed components. Please note that you may be limited to the type of graphics card due to length restrictions of the case.
A:AnswerThe Aegis R 13NUC7-475US spec sheet can be found on the link provided. https://storage-asset.msi.com/excelSku/us/desktop/Aegis%20R%2013NUC7-475US.pdf
A:Answerstandard 6 ft each, both are not high quality and replaced with better that day I unboxed mine, not a mechanical keyboard and keycaps have no leds