Amazon.com: USB UART TTL Serial Port Cable for Roomba Cleaner : Electronics
EZSync USB to DIN Serial Cable for Roomba, Create 2, EZSync018 – Serial Connections Made Easy
Mini-DIN Connector Cable for iRobot Create 2 - 7 Pins - 6 feet : ID 2438 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Pl2303gs Usb Uart Ttl To Mini Din 8 Pin Connector External Serial Cable For Irobot Roomba 600 Series Clearners - Pc Hardware Cables & Adapters - AliExpress
Amazon.com: USB UART TTL Serial Port Cable for Roomba Cleaner : Electronics