they are quite rare now, the actual console is quite expensive: https://www.ebay.com.au/itm/Philips-CDI-220-Gaming-Console-CD-i-CDI220-39-game-and-cords-PAL-US-Seller/303181417461?hash=item4697054bf5:g:JOkAAOSwRAZc-t4K
So it is best to download an emulator.