Found these old R4 flash cards, black one says "R4i V1.4.1" and white one says "NEW R4 SDHC". Which one is better for a system of the 3DS family and how can
R4 Card for Nintendo DS: A History | NDS-Gear
Amazon.com: R4 2022 HK SDHC Dual Core Update Adapter Card with 16GB TF SD Card for DS DSI 2DS 3DS NDS, No Game Timebomb, White : Video Games
R4 R4i White Dual Core Flash Card Adapter for DS 2DS New 3DS XL V1.0-11.9 - Newegg.com
Help!] How I Can Recover a Bricked R4 SDHC Dual-Core | GBAtemp.net - The Independent Video Game Community