Godox Flash, How to set up TT685 and X1T for Sony - YouTube
Amazon.com : Godox TT685S HSS 1/8000S GN60 TTL Flash Speedlite 0.1-2.s Recycle Time 230 Full Power Flashes Supports TTL/M/Multi/S1/S2 Modes 20-200mm Auto/Manual Zooming for Sony DSLR with MI Shoe : Electronics
User manual Godox TT685N (English - 14 pages)
Godox TT685 User Guide – Ed Verosky
Godox TT685 User Guide – Ed Verosky
Godox TT685II wireless TTL HSS Flash Speedlite TCM For Canon Fuji Nikon Sony | eBay