Three offers customers a free headset when you pre-order Sony’s most advanced smartphone yet.

Among the various features is SocialLive, a new way to stream video content direct to Facebook™. So you can make the most of Three’s All-You-Can-Eat data plans by sharing vivid images and streaming videos straight to your favourite social network without fear of out-of-bundle data charges.

You will be able to pre-order the Sony Xperia Z1 from tomorrow at Three with an upfront cost of £99 with various 24 month contracts. The Ultimate Internet 500 plan costs £34 a month and offers 500 minutes, 5000 texts or the Ultimate Internet 1000 costs £36 a month and offers 1000 minutes and 5000 texts, both with All-You-Can-Eat data.

Alternatively you can buy the device for £549.99 on Three’s market leading Pay As You Go rates of 3p a minute, 2p a text and 1p a MB of data.

The sleek device has a 5” Full HD screen with Triluminous and X-Reality screen technology, which adds an extra dimension of image clarity. Perfect for editing and adjusting your stunning 20.7MP images on the go with Adobe’s Photoshop Express.

It is also waterproof in depths up to 1.5metres, so you can take fun pictures and videos of you and your friends both in and out of the swimming pool.

Sylvia Chind, head of devices at Three, said: “This is Sony’s best smartphone to date and is packed full of features. They’ve combined their screen and camera expertise to offer a premium device that when used on our fast, reliable network will enable customers to make the most of what it has to offer.”

Designed to Sony’s high quality standards, the Xperia Z1 also offers access to Sony movie and music content and has a quad-core processor to enable you to multi-task with ease.

Key features:

• 20.7MP camera with Exmor sensor for the sharpest, brightest photographs
• 5” Full HD display with TriluminosTM display and X-Reality
• 4G ready and latest quad-core 2.2GHz processor from Qualcomm
• 3000mAh battery with Battery STAMINA mode to further improve the standby time