@jock wow, thanks. I thought it was a 64 bits cpu, like lots of shopping links say...
Hardware:
Chipset RK3229 Quad-Core 64bit Cortex-A53
GPU Penta-Core Mali-450 hasta 750 MHz +
FLASH EMMC 16 GB
SDRAM 2 GB DDR3
OS Android 8.1
https://www.powerplanetonline.com/es/hk1-mini-2gb-16gb-android-8-1-android-tv
Thanks anyway 🙂