These items work with any Ikki68 Aurora to date.
PCBs
PCB 01 Fairbanks
Wired Hot swap PCB (default for Aurora x Stargaze)
Wired, hotswap, supports QMK/VIA, Stepped Caps Lock,Split Spacebar,Split Backspace,Split Left Shift,Split Right Shift, ISO Enter, Underglow, supports PCB mounted stabs
PCB 02 Yellowknife
The same as Fairbanks PCB, but it's soldered instead of hot-swap.
Wired, soldered, supports QMK/VIA, Stepped Caps Lock,Split Spacebar,Split Backspace,Split Left Shift,Split Right Shift, ISO Enter,Underglow, supports PCB mounted stabs
PCB 03 Lapland
Similar to Yellowknife, but it offers per-key lighting at the expense of some layout support.
Wired, soldered, supports QMK/VIA, RGB per-key lighting, Underglow, Stepped Caps Lock, ISO Enter,Split Spacebar, supports PCB mounted stabs
PCB 04 Tromso
Bluetooth wireless hotswap PCB
Wired, Bluetooth, ANSI, hotswap, software, has switch leds, underglow,Stepped Caps Lock, supports PCB mounted stabs
For more details please check IKKI68 Aurora infomation page.