This is a USB cable with a Type C connector at one end and a Type Micro B connector on the other end.  It is USB standard 2.0 capable of running at 0.5 Gbps speed.  Color is black.

Type C USB connectors explained:

Standards
(These are the different variations and all can use a type C physical connector)
USB 3.0 - Now USB 3.2 G1 (Generation 1)
USB 3.1 - Now USB 3.2 G2 (Generation 2)
USB 3.2 G2x2 (Generation 2X2)
USB 4

Alternate Names:
Hi-Speed = USB 2.0
Superspeed 5 = USB 3.2 G1 (USB 3.0)
Superspeed 10 = USB 3.2 G2 (USB 3.1)
Superspeed 20 = USB 3.2 G2x2
Superspeed 40 = USB 4
*Superspeed may be abreviated SS on the hardware port

Speeds:
(Measured in Gigabytes per second - Gbps)
USB 2.0 0.5 Gbps
USB 3.2 G1 (USB 3.0) 5 Gbps
USB 3.2 G2 (USB 3.1) 10 Gbps
USB 3.2 G2x2 20 Gbps
USB 4 40 Gbps
All Type USB cables are backwards compatible

Connector variations:
(The different connector types supported by the specific standard)
USB 2.0 - Type A or B
USB 3.2 G1 (USB 3.0) - Type A, C or microUSB
USB 3.2 G2 (USB 3.1) - Type A, C or microUSB
USB 3.2 G2x2 - Type C
USB 4 - Type C