Logitech K780 Multi-Device Wireless Keyboard for Computer, Smartphone and Tablet
Product description
What it is and what it solves
The Logitech K780 is a full‑size, multi‑device wireless keyboard designed to work with up to three devices at once. It connects via USB or Bluetooth Smart and includes an Easy-Switch button to switch between devices quickly. If you use a mix of a computer, tablet or smartphone, this keyboard aims to simplify your desk setup by letting you type on different screens without switching hardware.
What matters most in practice

On paper, the K780 offers a comfortable typing experience with large, quiet keys and a built‑in number pad, which can be a real plus if you do a lot of number entry or spreadsheet work. The ability to type on multiple devices and switch with a tap can save time and reduce clutter, especially if you regularly alternate between devices. It’s not a compact model, so it’s more of a desktop companion than a pocketable option.
What stands out


- Multi‑device versatility: type on up to three devices and switch between them at the touch of an Easy‑Switch button.
- Full‑size layout: large keys and a number pad support comfortable, extended typing sessions.
- Flexible connections: works over USB or Bluetooth Smart, offering wired and wireless choices.

Potential limitations
- As a full‑size keyboard, it occupies more desk space than compact models, so it may not suit very small workspaces.
- The actual typing feel and key resistance will depend on personal preference, some users prefer scissor switches or mechanical keyboards for longer sessions.
- Battery life and wireless range aren’t specified here, so check current product details to ensure it meets your expectations for daily use.
Who it’s for

This keyboard targets users who juggle between a computer and mobile devices and want to maintain a single, sturdy typing solution. If you work with spreadsheets or long documents on multiple devices, the number pad and familiar layout may be appealing. It’s particularly relevant for setups where a single desk keyboard serves a computer, tablet, and phone.


Who it isn’t the best option for
If you prioritise a compact footprint, a mechanical keyboard, or a model dedicated to a single device, you might prefer alternatives with a smaller form factor or different switch types.

When it makes sense to buy
If your day involves switching between a computer and a tablet or phone and you value a full‑size feel with a built‑in number pad, the K780 could streamline your workflow. It’s sensible to review whether you’ll realistically benefit from the multi‑device switching and whether your desk space allows a full‑size keyboard.
What to review before buying



- Confirm the device compatibility you need (USB and Bluetooth Smart are listed, but ensure your devices support the connection method you plan to use).
- Think about desk space for a full‑size layout with a number pad.
- Consider whether you require long‑term comfort from the key feel and travel, if you have a preference for a specific switch type, this may influence satisfaction.
How it compares to other approaches
If you often work across several screens in close reach, a single multi‑device keyboard like the K780 can feel more efficient than pairing separate keyboards or constantly reconnecting peripherals. For those who rarely switch devices or prioritise ultraportability, a smaller wireless keyboard or one designed for a single device may be more practical. The value here lies in consolidating input across devices without sacrificing a full‑size typing experience.

FAQ
- How many devices can it manage at once? Up to three devices with Easy‑Switch.
- Does it support both USB and Bluetooth? Yes, via USB or Bluetooth Smart wireless connection.
- Is there a built‑in number pad? Yes, a full‑size layout with a number pad is included.
Should you buy it?
Should you buy it? It makes sense if you regularly work across three devices and want a single, full‑size keyboard with straightforward switching. It may not be the best choice if you need a compact footprint, plan to type for hours on a more tactile or different switch type, or require a keyboard optimised for a single device.
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