Bluetooth keyboard/mouse my a..
They only reason to use these is because you had no other choice. The lag is frustrating. Interference with wireless (the only IO on this crippled design) may make it unbearable. I had to hack my Windows tablet where Toshiba geniuses also decided to skip dedicated charging port and use the only micro USB for that purpose (no 79$ adapters but somehow OTG cable splitter worked for me).