Specifications:

Material: Aluminum + ABS + PC
Color: Space Grey
Input: USB-C
Output: USB 3.0/4K HD displayport/Type-C PD/3.5mm audio jack
USB 3.0 Ports: Connecting keyboard, mouse, support USB data transmission maximum transmission data 5Gbs
HDMI port: 4K*2K@30HZ
Type C power supply: PD 3.0, support 20V/3A 60W max power supply
3.5mm Audio Port: Support peripheral headphones, speakers and other equipment

Compatibility:
1.Compatible smart phones that support DP Alt Mode(Not a full list):
For OnePlus 7/OnePlus 7 Pro/OnePlus 8/OnePlus 8 Pro
For OPPO RX17 Pro in Europe/Oppo Reno 5G

2. Suitable For iP Pro 11"(2020), For iP Pro 12.9"(2020), For iP Pro 11"(2018), For iP Pro 12.9"(2018),

3.Compatible with Type-C laptops that support DP Alt Mode(Not a full list):
For Huawei MateBook, MateBook X, MateBook E, Honor Magic
For Xiao Mi Air 12.5"/13.3", Mi Pro 15.6", Mi Game Book
For Asus U306.U321.U4100.R0G
For Lenovo Yoga5 Pro, ThinkPad_X1, Carbon2017, Mix 720
For HP Pavilion x2, elite book folio G1
For Dell XPS13, XPS15
For Google Chrome book pixels, PixelBook Pen

Bakeey USB-C Hub Adapter USB 3.0 4K HD Display 60W Type-C PD Charging 3.5mm Audio Jack For Smart Phone for iPad Pro