Officially announced: New Sony A7rIII, 24-105mm and 400mm FE lenses!

Sony officially announced the new Sony A7rIII, 24-15mm and 400mm FE lenses. This page will be continually updated with new information and links:

Preorders :
Sony A7rIII at Amazon, Bhphoto, Adorama, BuyDig, FocusCamera, Calumet DE, Wex UK. Sony Australia.
Sony 24-105mm at Amazon, Bhphoto, Adorama, BuyDig, FocusCamera, Calumet DE, Wex UK.

Press release:
A7rIII at SonyAlphaRumors. Sony.com. Dpreview, ThePhoBlographer. CameraLabs. Hugh Brownstone. Imaging Resource. Full size image samples at Sony. CameraJabber. A7rII vs A7rIII by Camerajabber. Chris from TheCamerastoreTV. First impressions by Photographyblog.
400mm f/2.8 FE at SonyAlphaRumors. Sony.com. Dpreview (release is summer 2018)
24-105mm f/4.0 FE OSS at SonyAlphaRumors. Dpreview. Image samples at Sony. CameraJabber.

A7rIII group:
Join our new Sony a7rIII facebook group if you plan to own this camera!

A7rIII key specs (via ThePhoBlographer):

BSI 42.2 MP full frame sensor same sensor
4K HDR video
ISO 100 to 32000
10fps
14 bit raw for everything including continuous shooting
5 axis stabilization to 5.5 stops
Physical dimensions are identical to the Sony a7r II
All the new stuff is inside with the exception of the Joystick from the Sony a9
15 stops of dynamic range due to the processor of the camera. This is only at low resolution but they’re not sure how high of an ISO that will extend to
Autofocus from a9
Eye AF operates at double the speed
No optical low pass filter
Highest picture quality of any camera they’ve made
Low vibration shutter, completely new shutter
Bionz X processor
Raw compressed buffer at 87 photos and uncompressed is 28
Pixel shift multi shooting to capture more color.
399 phase detection AF points
Contrast AF points: 425
68% of the sensor area covered with AF points
2x faster autofocus than the previous camera
Subject tracking performance has doubled in effectiveness
Touch functions on the screen: AF-on, multi selector and anti-flicker
Fast AF and exposure tracking at 10fps
8fps shooting continuous Live View
Full HD video at 120p
4K video at 24p and 30p
USB 3.1
Dust and moisture resistant
Two card slots
3.69 million dot OLED tru-finder
The A9 battery
PC sync port
You can externally power the camera via USB
No mirror shock no shutter shock and silent shooting
10fps no black out. At 8fps there is momentary blackout
No time lapse mode
$3,199.99 in market at end of November