Xiaomi Black Shark Helo (bullhead)
Xiaomi Black Shark Helo is powered by the Qualcomm SDM845 Snapdragon 845 CPU and equipped with the Qualcomm Adreno 630 GPU. It has 6/8/10 GB of RAM and 128/256 GB of internal storage. Its Li-Ion battery is non-removable and has a capacity of 4000 mAh. It was released in November 2018.
Custom ROMs
There are no custom ROMs available for bullhead at this moment. If you found one, make sure to add it to customrombay.org. You can also try installing a GSI ROM on your device.