USB 3.0 Port x 3, SD Card Slot x 1, TF Card Slot x 1, USB-C Charging port x 1.
Thunderbolt 3 Port:
pass-through charging gives you more power to charge you device, support video and audio out, up to 40Gb/s data transfer speed.
USB 3.0 Ports Data transfer:
Allow you to connect keyboard, mouse, U flash Drive to your MacBook Pro. Also you can transfer data over USB at incredible speeds, up to 5Gbps, fast enough to transfer a high-definition movie in seconds.
SD/TF Card Slot:
Supported memory card capacity: up to 256GB, speed up to 104MB/S, back up your photos to your laptop in seconds.
*Perfect companion for your MacBook Pro 13″ and 15″2018/ 2016/2017 *Extremely compact design makes it easily portable and saves desktop space
*Aluminum alloy design matches your low profile laptop perfectly and is remarkably durable
Material: Aluminum alloy, ABS.
System Requirements: Laptop with an available USB-C port.
Compatibility: 13″ and 15″ MacBook Pro 2016 /2017/2018.
1.Do not support Apple USB Superdrive.
2.Only one hub is included, not included: power adapters, SD/TF memory cards, cables or other accessories.