Your Gateway to a Spectacular 4K UHD ExperienceElevate your viewing experience to new heights with LDV65-SAI400UM, a state-of-the-art 4K UHD monitor that sets the bar for visual brilliance. Whether you're...


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Your Gateway to a Spectacular 4K UHD Experience

Elevate your viewing experience to new heights with LDV65-SAI400UM, a state-of-the-art 4K UHD monitor that sets the bar for visual brilliance. Whether you're a creative professional, avid gamer, or movie enthusiast, this monitor delivers stunning clarity, vibrant colors, and unrivaled performance that will leave you in awe.

Crystal-Clear 4K UHD Resolution:
Immerse yourself in breathtaking visuals with the LDV65-SAI400UM's 4K UHD resolution. With four times the pixel count of Full HD, this monitor ensures every detail pops with razor-sharp precision, offering an unparalleled level of clarity and realism.

Exceptional Color Accuracy:
Experience true-to-life colors and captivating hues with the LDV65-SAI400UM's support for 1.07 billion colors. Enjoy accurate color reproduction, making this monitor ideal for tasks that demand precise color representation, such as photo editing, graphic design, and video production.

Seamless and Smooth Performance:
Say goodbye to motion blur and ghosting with the LDV65-SAI400UM's rapid refresh rate and quick response time. Whether you're gaming, streaming high-definition content, or working on fast-paced projects, this monitor ensures a smooth and fluid viewing experience.

Stylish and Sleek Design:
Designed to complement any modern workspace, the LDV65-SAI400UM boasts a sleek and slim design with a bezel-less display, creating an immersive and distraction-free viewing experience. Its elegant and minimalistic aesthetics add a touch of sophistication to any setup.

Versatile Connectivity Options:
Connecting your devices is effortless with the LDV65-SAI400UM's array of input options, including HDMI, DisplayPort, and more. Seamlessly connect your PC, laptop, gaming console, or media player to this monitor for endless entertainment possibilities.

Eye Care Technology for Comfortable Viewing:
Your eye health is a priority, and the LDV65-SAI400UM ensures a comfortable viewing experience with built-in eye care technology. Flicker-free backlighting and low blue light emission reduce eye strain during extended use, promoting healthier and more enjoyable viewing sessions.

Adjustable Stand and VESA Mount Compatibility:
Customize your viewing angle with the adjustable stand, allowing you to find the perfect position for optimal comfort. Alternatively, VESA mount compatibility enables easy wall mounting, freeing up valuable desk space and enhancing your workspace aesthetics.

Eco-Friendly and Energy-Efficient:
Caring for the environment, the LDV65-SAI400UM incorporates energy-saving features to reduce power consumption. Compliant with RoHS standards and energy efficiency certifications, this monitor is a responsible choice for eco-conscious users.



Screen Size

Aspect Ratio

2160 x 3840

Display Colors
1.07B (10 bits)

450 nits

Contrast Ratio

Viewing Angle(H x V)

Display Mode

Response Time

RJ45, USB, TF Slot, HDMI in, Audio In


5W x 2

Power Supply
AC100-240V, 50/60Hz



Operating Temperature
0 - 4

Operating Humidity
10% - 85%

Dimension with stand (W x H x D)
2050mm x 890mm x 520mm

Package(W x H x D)
2154mm x 1044mm x 234mm

Net Weight

Gross Weight

Included in Box
Power cord,Pedestal

Optional Mount Kit

Operating System
Android 11



Door to Door Courier Service for Repairs

  • Select your device manufacturer, choose your model.
  • Select your desired repair.
  •  At checkout select your desired pickup window.
  • Checkout and complete booking.
  • Once you have completed the payment process you will receive confirmation of your repair followed by a DHL courier label.
  • Print the label.
  • Attach it to your package.
  • Ensure you packaged your device well.
  • Wait for your DHL courier to collect your device.
  • As soon as your device arrives, we will inform you. We endeavour to have your repairs completed and, on its way back to you the same day.
  • The whole process should take no longer than 3-4 working days, all done without having to leave your home or place of work.

 The latest time a request can be made for same day pickup is 13:30.

Please be aware that if your booking is made outside of working hours, you will receive it the next working day, as labels can only be sent during office hours.

Shipping & Delivery

Please be aware our door to door courier collection service only applies to Tech Guys 360 repair service and new phones, all other physical items purchased via Tech Guys 360 website will have delivery options applied at checkout. All orders including our door to door courier collection service and Return Delivery will be carried out by DHL or DPD. Our door to door courier collection service only covers loss of items up to £500. If you would like to cover your item for more than £500, please select your own courier to do so. Any goods shipped to you must be examined upon receipt. Please contact us immediately if you have received your item damaged by the courier. Once your device is repaired it will be posted out same day DHL Courier service. For all new phone orders standard shipping will apply, delivery of 2-3 working days. As we provide our own shipping service we will not reimburse any additional shipping payments made by the customer. In the very rare occasion the device is lost in the post, we will need a copy of the original receipt for the item to make a claim. Please note this may take up to 28 days to be processed before any further action can be taken. When purchasing a product from Tech Guys 360 the courier used is selected by the company and cannot be changed by request. If you leave notes at checkout asking for specific requests or dates, we cannot guarantee this request will be fulfilled. However, we do promise it will dispatched within the promised 24 - 48 hours, unless any errors occur, which you will be informed about.

All our reconditioned phones have been through an extensive test Get great phone deals on second hand used and refurbished phones and save money on contract phones. All of our phones are Unlocked and therefore can be used any network and any contract even on pay as you go. All our phones come with a 12 Month Warranty as standard. From popular brands including iPhone, Samsung and more, there is something for everyone. Get a reliable new device without the big price tag,

Our Grades

Grade A+

These Devices are as good as new and have no sign of previous use little signs of use. An excellent choice for what is basically a new device.

Grade A

These devices are in a very good condition and show light signs of use. They are likely to have light scratches and marks on the screen and/or body.

Grade B

These devices are fully functional devices with moderate signs of use. They are likely to have noticeable scratches and marks on the screen and/or body but won’t have any chips or dents.

For all new and Refurbished phones orders standard shipping will apply, delivery of 2-3 working days.

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