Tripp Lite USB-C to DB9 Serial Adapter Cable, 5' USB 2.0 Type C to RS-232 (M/M), 5 ft. (U209-005-C) Type: USB-C to DB9 Serial Color: Black Connector Number: 2 Connector Detail: USB-C to DB9 Serial Specifications: Package Includes U209-005-C USB-C to DB9 Serial Adapter Cable (M/M), 5 ft. Owner’s manual