OtherWorld Computing USB-C Dock with Mini DisplayPort to discount HDMI 4K Adapter

Product Name: OtherWorld Computing USB-C Dock with Mini DisplayPort to discount HDMI 4K Adapter
OWC 10-Port USB-C Dock with Mini DisplayPort to HDMI 4K Adapter - Color: Space Gray, (5) USB 3.1 Gen 1 (including 1 x USB-C), (1) Mini Display Port, Support up to 4K resolution at 30Hz via Mini DisplayPort or HDMI included Mini DisplayPort to HDMI adapter, (1) Gigabit Ethernet Port, (1) SD card reader, Audio in & discount out, Device condition: Used, OWC Tested. System Requirement: Any computer with a USB Type-C Port. Power Supply: External UL-Listed, Universal auto-switching, AC input: 100-240V, DC output: 20V Includes: USB C Dock, USB Type C Cable, Power Adapter, Mini DisplayPort to HDMI adapter, User Guide. I never used this device, as my 2015 MacBook Pro was not compatible (too old), and I could not return it as it was sold As-Is back in Feb. 2020. If you have additional questions regarding this OWC USB-C Dock, please reach out to me via Mercari SMS, and allow me 24 to 36 hrs to respond.