JOHNWILL 18.4 inch Type-C 4K Portable Monitor Detailed Specification: Screen size: 18.4 inch Shell material: CNC aluminum alloy metal Resolution: 3840 X 2160 Response time: 2ms Brightness:260cd / m Screen ratio: 16:9 Contrast:1000:1 Widescreen: yes Speaker: Built-in two 1.5W speakers. It Can Use For Following Area: 1.Screen for laptop and smartphone,The Monitor Can Used as second screen for Laptop,smartphone,mobile phone. 2.Work As Portable Game Monitor,It Compatible With XBOX ONE S,XBOX ONE,PS4,PS3,Xbox 360. 3.Streaming Media Play/TV Box Monitor:It Support Most Hdmi Input Device,It Give A Full HD Visual Enjoyment. Connection Method: Step1: Connect your device with the monitor via mini HDMI to HDMI carble;(typeC-typeC is also applicable) Step2: Power the monitor with the included 5V/2A USB carble;( If your device is underpowered, you need to use a Portable Charger or a DC12V cable to power .) Q&A: Question: Will this work with my Linux machine? Answer: Works with any system that has an HDMI Port, the portable display will be able to connect to the Linux machine. Question: Is this safe to carry in a back pack, ie. wont break? Answer: The package contains a nice holster to protect the display. The display will not break easily unless it is squeezed by an overweight object. Question: What’s your warranty or guarantee? Answer: 100% money back guarantee for any issue in 30 days, one year warranty to ensure your satisfaction. If you have any questions, please contact us via customer service email, we will provide you with a win-win solution.
R**P
Let down by the case/stand
So far, this is surprisingly good. Sharp clear images, works automatically on HDMI with Windows 10. BUT it is severely let down by the case/stand. It is not a metal frame stand as in the images when I bought it. Randomly, it turned up in a case (attached to the back of the screen) which folds out (like a case you might buy for a tablet). The screen doesn't easily stay upright in this and often slides flat with a clunk. Shame.It seems very cheaply made (all of it) but I guess it does the job well enough. I hope it lasts. Will update review in time.
F**P
Super sharp and ultra portable
I bought this display to use with a 12" laptop as an extrenal monitor, and I have to say that it's super sharp and super vibrant. 2k resolution at this size may be a bit tough on some people's eyes, but it also works beautifully at 1080p.Controls are easy to use, OSD works well.Speakers aren't great, but better than my laptop speakers.The USB current draw is to high to drive it directly from my laptop, which is a shame as it means carrying extra adapters around and finding extra plug sockets.The stand it is supplied looks a bit cheap and nasty, but it does the job.Using it with my Lenovo x220 I could initially only get 1080p from the monitor, despite being able to drive other 2k monitors over the Display Port Connection . Eventually I worked out I need an 'active' Display Port to HDMi adapter (eg: https://www.amazon.co.uk/gp/product/B01M5DX296/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1 ) and can then get full 2K.
J**S
Excellent 1440p monitor
This product has a bright and crisp image at 1440p. It is not a touch screen. I use this with a pc and a hdmi cable. The metal case is fine and vesa fitting did require spacers but was simple to fit. The screen came with a serviceable fake leather jacket to protect the screen if it is being used as a portable monitor. The sound is a little tinny but adequate for portabe use. Overall this product was just what I needed, a relatively cheep small 1440p monitor with conectivity for a vesa mount.
G**M
Nice picture, but...
I bought this to use with one of me Raspberry Pi 4's and as a second screen for a PC. The picture quality is excellent - nice and bright and clear, just as a 2k should be. Excellent value for money, especially with the £30 off that I got.Update: will not stay in sync with anything I plug in. Really annoying.
F**7
Great image quality from such a small screen ren
Great portable screen, great quality and resolution. Highly recommended.The screen slips on the stand sometimes and the connections could do with being on the rear as well as the side.
M**G
Excellent Display Quality
My son managed to hurt his leg therefore I bought this monitor for him to play Xbox in bed. He likes it. Very good display quality and portable. The power cable could be longer.
R**N
Pleasantly surprised by the picture quality
Excellent screen. Very sharp at default setting of 50%.Beautiful color. HDR is kind of garish, but I am sure would be great with a few color adjustments and if used for gaming.Nice matte screen like my desktop monitors, this means no ugly reflections, especially from lights and my face. :)Lots of connectivity options.Full-size HDMI port. Mini HDMI ports are fragile (this monitor doesn't have them fortunately). This makes the monitor a tiny bit thicker, but well worth it. You can't even tell the difference.All metal chassis, seems very strong.Very lightweight and portable.Excellent stand, but with my fold-up portfolio, I will probably never use it.
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