Amazon.com : DJI Ronin-S IR Control Cable (P04) : Electronics
Dji Ronin S Multi Camera Control Cable Multi/ Ronin S Usb Cable/ronin S Type B/ronin S Type Cronin S Accessories - Handheld Gimbal Accessories - AliExpress
MCC-Multi Ronin-S Multi-Camera Control Cable for DJI RoninS & Sony A7R II III IV | eBay