A high-end chipset is highly recommended. Phones running Qualcomm Snapdragon processors (Snapdragon 8 Gen 1, 8 Gen 2, 8 Gen 3, or newer) offer the best performance and driver compatibility. Devices with MediaTek or Exynos chips may work but might experience performance bottlenecks or graphical glitches.
As of now, there is no official Cemu emulator available on the Google Play Store. Cemu was originally built as closed-source software for Windows. While the developers have transitioned to an open-source model and are working on Linux and Mac compatibility, a native Android port has not been released yet. cemu emulator play store
What (phone, tablet, or handheld console) are you using? Do you have a gaming PC available for streaming? What specific games are you hoping to play? A high-end chipset is highly recommended