Only some Android phones are supported pass-through charging.
Below is a brief and incomplete list of compatible & incompatible phones, just presented as a quick reference for compatibility.
Please be noted that the list isn't exhaustive due to numerous phones in the market and our limited ability to test all phones.
Other phones may or may not work for pass-through charging on X3 Type-C.
Google Pixel4 XL
Samsung A90
OnePlus 8Pro
Huawei mate30
Honor V30 PRO
Honor 10
Mi 9
Xiaomi mix3 5G
Mi 8
VIVO NEX3 5G
Samsung S10
OPPO Reno 10x zoom version
VIVO IQOO
VIVO IQOO NEO3
Black Shark 2
Red Magic 5G
realme X50Pro 5G
OnePlus 7TPro
Mi 10
Sony Xperia 1
Black Shark 3
OPPO Find X2
Hammer Nut Pro3
Samsung NOTE10
Redmi K30 Pro 5G