Compatible with: The Godox V1-SU Compatible with Sony a7IV a7III a7RIV a7RIII a7C a6500 a6000 a9III a77II a350. 1 x Godox V1-SU flash. Support TTL Functions: TTL autoflash, Manual Flash, 1/8000s High-speed sync, Flash Exposure Compensation, Flash Exposure Lock, Second Curtain Sync, Modeling flash.