4k

The marketplace for streaming TV dongles looks pretty crowded, with solid offerings such as Google's Chromecast Amazon's Fire TV Stick and Roku's Streaming Stick. Is there room for one more? With the launch of its 4K HDR AirTV Mini this week, Dish obviously thinks so.

Ahead of CES next week, Samsung has revealed three new 2019 monitors it will be showing off at the expo. Leading the line-up is the Space Monitor, designed to take up as little room as possible, along with an ultra-wide gaming monitor and a 4K curved display aimed at content creators.

Underwater drones are starting to become more popular, and the Gladius is one of the better-specified ones you'll find. Capable of diving for over four hours, to depths of 330 ft, with a 4K camera and 2,400-lumen spotlights, it makes for some fascinating underwater exploration.

Razer has revealed this year’s Blade, its flagship gaming laptop, which it touts as the smallest gaming laptop with a 15.6-in display. The 2018 Razer Blade boasts pretty beefy innards, but that can be bumped up even further with a new edition of the external graphics-boosting box, the Razer Core X.

NASA has released a stunningly detailed 4K virtual tour of some of the Moon’s most fascinating and important features. Earth’s satellite is the only alien world ever to be visited by a crewed mission, and is likely to be revisited in the coming decades.

LG has unveiled its crop of premium TVs for 2018, which includes 10 OLED models and nine so-called “Super UHD” LCD models. All 19 of these TVs have been smartened up with the company’s Alpha processors to render images faster, and the ThinQ AI system to enable voice commands.

Just a few short years ago, the first 4K home theater projector from Sony carried a retail price of US$26,000. Now, flash-forward to 2018 and we have the release of the N-Tech wireless, portable 4K projector that boasts built-in surround sound speakers and is going for a remarkable $475.

Alongside its usual LCD and QLED offerings, Samsung has a new TV technology on show at CES 2018. MicroLED technology has enabled the creation of "The Wall", a modular 146-in "true" LED display that works like stadium scoreboards, but on a much smaller scale.

The iPhone X was the main draw in Apple’s press conference today, but the tech giant is refreshing some of its other devices too. Among those is the first hardware upgrade to the Apple TV in two years, improving the visuals of the little streaming box with 4K resolution and High Dynamic Range (HDR).

4K projectors are usually prohibitively expensive, but Sony is making strides to bring prices down. At the CEDIA 2017 exhibition this week, the company is expanding its home theater range with two new 4K, High Dynamic Range (HDR) projectors – including an entry-level model for under US$5,000.

​LG has been beating the OLED drum for some time, and now it has brought some boutique audio expertise in house, teaming up with Bang & Olufsen to produce an unsurprisingly elegant (and pricy) 4K TV and sound system.​

​When it comes to cramming powerful components into a gaming laptop, space isn’t the only thing to consider: in those close confines heat can be a problem too. At Gamescom, HP has unleashed the Omen X laptop, with nifty cooling tricks that let users overclock it for VR and 4K gaming on the go.