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For those interested in all of the detailed technical specifications and features of the Sony Xperia Z Ultra, please check out Sony's Xperia Z Ultra whitepaper. 
The whitepaper gives you details on all of the variants of the Sony Xperia Z Ultra ranging from the 3G to 4G LTE versions of this phone.
You can access the whitepaper directly from Sony here.

 
Business Productivity with Sony Xperia Z Ultra
Sony have made sure that you can get the most of your Sony Xperia Z Ultra and Sony Xperia Z1 at home and at work by introducing a dedicated site discussing how you can use your device at work to increase your productivity and embrace the features of your smartphone. Click through to read more after the break.


 
Sony have introduced a product called Xperia SmartTags which utilise your Sony Xperia Z Ultra's NFC feature to automate and simplify your life. Watch the short video below from Sony to see what Xperia SmartTags can do for you!
Don't forget to read our other article about making the most of NFC on your Sony Xperia Z Ultra here.
 
In this video Sony Developer World give us an overview of the Sony Xperia Z Ultra's capabilities and specifications and show us how impressively thin the device is.
 
The Sony Xperia Z Ultra is massive, and with its amazing display it could have had a kickstand built in, for watching videos. Well, Sony might have partially solved that with the Magnetic Charging Dock. Well, it’s not just a stand for watching videos, in fact, it’s not even purpose-built for that, but the immediate advantage we found from the Dock is exactly that, and more. We picked this up along with all the other accessories that we recently unboxed, so here is the Unboxing and Demo video of the Sony Xperia Z Ultra magnetic charging dock -

Source fonearena http://www.fonearena.com/blog/84308/sony-xperia-z-ultra-magnetic-charging-dock-unboxing-and-demo.html
 
Here's a great review on the Sony Xperia Z Ultra's features and image quality. The Xperia Z Ultra has been criticized of it's less than stellar camera performance but personally I don't find ot a problem. If you are having issues with your camera quality, then check out our section on accessories to boost your photo taking capabilities on your phone here.
 
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The Sony Xperia Z Ultra, like most other Android phones, supports Near-Field Communications or NFC for short. NFC is a wireless technology that opens up a range of new possibilities with your mobile phones and simplifies everyday tasks. By using NFC you can simplify everyday tasks by automating them. This includes automatically paring bluetooth speakers, headphones, smart TVs and more. We've collated some great NFC videos after the break that really demonstrate the power and potential for using NFC-enabled devices in everyday life. Click through to continue reading more about NFC.


 
Curious to know what happens when you put your Sony Xperia Z Ultra under water? Keen to test out your Z Ultra's IP58 rating? Check out the video below
 
So there's a lot of talk about the Xperia Z Ultra's camera and how it isn't as good as some of its competitors. In this video review, recombu give us an overview of how good the Z Ultra's camera actually is and how it isn't all that bad afterall. The Z Ultra also goes up head-to-head with its older sibling the Xperia Z and guess who wins? Watch the video to find out!
If you still think your Xperia Z Ultra's camera still isn't up to scratch - here's something that will definitely improve your phone's photo taking abilities A LOT!