Max2Play Home 2016 (en) › Forums › General Questions on Hardware and Max2Play Versions › [SOLVED] How to get a stable M2P installation … TL/DR › Reply To: [SOLVED] How to get a stable M2P installation … TL/DR
As mentioned, the card should be Class 10 speed or higher. There should be a symbol on the card that indicates the speed class: https://www.sdcard.org/developers/overview/speed_class/
With power supply, it really depends on the setup. We generally send 2,5A power supplies for most bundles (excluding Amps), so 2,A 5V by which the 2,5A is the important factor. But obviously any and all periphery that drains power can be problematic, so all USB without its own PS.