Introducing the Alpha 7S III � a new milestone in sensitivity speed and image supremacy. Featuring an all-new 12.1MP backside illuminated full-frame sensor with twice the readout speed for ultra-clean low-light images up to ISO 409 600 15+ stops dynamic range and 3x reduction in rolling shutter plus Sony�s acclaimed fast hybrid autofocus with 759 phase detection AF points. A new BIONZ XR processing engine deliver 8x more processing power for up to 120p 4K 10-bit 4:2:2 and full pixel readout in all recording modes.