Amazon.com: SanDisk Memory Card 256GB Ultra MicroSD Class 10 Works with Xiaomi Redmi Note 9, Xiaomi Redmi 8A Cell Phone (SDSQUA4-256G-GN6MN) Bundle with (1) Everything But Stromboli MicroSDXC & SD Card Reader :
Sim Card Tray Holder For Xiaomi Redmi Note 9 9s 9 Pro 4g 5g Sim Card Reader Card Reader Adapter Phones Replacement Parts - Mobile Phone Flex Cables - AliExpress
SanDisk Memory Card 64GB Ultra MicroSD Class 10 Works with Xiaomi Redmi Note 9, Xiaomi Redmi
Tiroir Carte SIM et Support micro-SD pour Xiaomi Redmi Note 9 Pro 5G, Piece de Remplacement Original, Bleu - Cdiscount Téléphonie
Support de carte Micro SD pour Xiaomi Redmi Note 9 4G Note 9 Pro 5G Note 9 5G, plateau de carte Sim, pièces détachées, adaptateur de carte Sim de remplacement | AliExpress
Xiaomi Redmi Note 9 Pro Setup Step By Step - pontikis.net
How to Insert Dual SIM card & MicroSD Card in Redmi Note 9 Pro | Redmi Note 9 Pro Max - YouTube