dual sim hybrid slot: Khay sim Redmi Note 6 Pro, khay sim Hybrid. What Is a SIM Card? (with pictures) - EasyTechJunkie. Xiaomi Redmi 3S with fingerprint sensor, 4100mAh battery launched ... .
SIM, Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by). DISPLAY, Type, IPS LCD. Size, 6.81 inches, 112.0 cm2(~82.9% screen-to-body ratio).
Hybrid Nano
SIM Slot which supported NM cards. ... 1
slot could easily be dual function - either 1 Nano SIM or 1 microSD/NM card.
The Redmi 3S is dual-SIM handset (Micro + Nano) which comes with hybrid SIM slot which means the second slot also acts as a microSD slot.