- - MILC Body 12,2 MP CMOS Black
- - Image stabilizer
- - Digital zoom: 4x
- - ISO sensitivity (min): 50 ISO sensitivity (max): 409600 Fastest camera shutter speed: 1/8000 s Slowest camera shutter speed: 30 s ±5EV (1/2; 1/3 EV step)
- - Video recording 3840 x 2160 pixels 4K Ultra HD
- - Built-in microphone Built-in speaker(s) Voice recording Micro-USB HDMI Wi-Fi Near Field Communication (NFC)
Body, 12.2MP, 35mm Full Frame Exmor CMOS, 4240 x 2384 Max, ISO 100 - 409600, 169-Point AF, 4K Video, 5-Axis IS, WiFi 802.11b/g/n, NFC, HDMI micro, Micro USB, MS Duo / SD, 2.95" LCD VariAngle, E-Mount + XLR-K2M Mic Kit
Sensitivity mastered
Meet the α7S II — with ultra-high sensitivity, wide dynamic range, internal 4K movie recording and superior shooting stability.
Expand your expressive freedom
Brilliant features realize what you can imagine
Extend your powers of perception with the new α7S II, for extra sensitivity, wide dynamic range, accurate focusing, and unshakeable stability to shoot with solid assurance.
More dynamic detail
Ultra-high sensitivity, extra-wide dynamic range and improved image processing algorithm deliver high-quality images with spectacular details.
At the forefront of 4K
Now internally records 4K movies in full-frame format featuring full pixel readout5 without pixel binning, and includes an array of advanced movie functions.
Extra stability for all shooting
Built-in stabilization clarifies every situation
Compensation for five types of camera shake that can blur stills/movies shot handheld matches the camera's great sensitivity so you can use more shutter speed/ISO/aperture settings.
Extra stability for all shooting
Built-in stabilization clarifies every situation
Compensation for five types of camera shake that can blur stills/movies shot handheld matches the camera's great sensitivity so you can use more shutter speed/ISO/aperture settings.
Focus with more finesse
Fast Intelligent AF accelerates speed and precision
With advanced Fast Intelligent AF featuring enhanced accuracy even in the dark and accelerated AF for movie shooting, the α7S II helps to assure that you capture clear stills and movies.
Optimal operability
Expertly engineered for durability under duress
Ready for action under all conditions, even using large lenses, the α7S II integrates advanced functions that are worthy of extraordinary imaging performance in the long run.
Wide-ranging accessories meet every need
Professional level options open up new possibilities
Further expand your shooting pleasure and give your photography a professional edge with accessories designed for exceptional performance, durability and practicality.
Supported in Capture One Express (for Sony)
One of the world's best RAW converters by Phase One
Capture One Express (for Sony) is one of the world's best RAW converters, rendering precise colors and incredible detail. It contains flexible digital asset management, all the essential adjustment tools and fast, responsive performance in one customizable and integrated solution.1
Sony α7S II+ XLR-K2M, 12,2 MP, 4240 x 2832 pixels, CMOS, 4K Ultra HD, 584 g, Black
Sony α7S II+ XLR-K2M. Camera type: MILC Body, Megapixel: 12,2 MP, Sensor type: CMOS, Maximum image resolution: 4240 x 2832 pixels. ISO sensitivity (max): 409600. Digital zoom: 4x. Fastest camera shutter speed: 1/8000 s. Wi-Fi. HD type: 4K Ultra HD, Maximum video resolution: 3840 x 2160 pixels. Display diagonal: 7,49 cm (2.95"). Viewfinder type: Electronic. Weight: 584 g. Product colour: Black
Superb video quality, Great in low light conditions, Metal-bodied toughness... 
It's really expensive... 
The A7S II is certainly more of a specialist's camera than its sibling the A7R II. I think the latter is a better all-round performer and a superior buy for the more general shooter, but if you're looking for a compact system camera that offers class-lead...