Engineered for Sustainability

HP 400 Backlit Wired Keyboard

  • Slim, comfy, backlit, and quiet
  • Create your own shortcut keys[2]
  • USB-C® cord, USB-A adapter included
  • Contains 50% post-consumer recycled materials[3]See all Specs
HP 400 Backlit Wired Keyboard is rated 4.8 out of 5 by 24.
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Rated 5 out of 5 by Anonymous from Keyboard Excellent, just what I needed.
Date published: 2026-07-16
Rated 5 out of 5 by Oceans 50 from Non-wireless Wonder Who needs wireless when you can have constant backlit keys with smooth operation?
Date published: 2026-07-15
Rated 2 out of 5 by GWPmke from Backlit, and frustrating I wanted a nice backlit keyboard. This is backlit. It also requires an app to lock in the Function keys to F1, F2, etc. I would have been okay with that unnecessary inconvenience. When you do lock you F keys to be F keys, you also lock your Home, End, Pg Up, and Pg Dn keys to alternate functions (including calculator). I need these keys. So I ended up unlocking the F keys, and went through the process of mapping each key to do a custom keystroke using the HP app. I mapped F1 to F1. F2 to F2. Yes each function key is mapped to the F key. F1 is now F1 instead of mute. Someone spent time deciding to remove a simple F key key-combination to lock/unlock F keys in favor of creating an entire keyboard app. Separately, there is a residue on most of the keycaps. "Quality insights are 2-3 sentences long."
Date published: 2026-06-25
Rated 5 out of 5 by Dewster Rooster from Vision Friendly Keyboard Purchased this HP 400 because of failing eyesight. Plain keyboards required bright light to use. The HP 400 has large numbers and letters that are evenly backlit. Three levels of illumination are more than adequate. The lowest level is sufficient for my needs. The keyboard has a nice tactile, yet quiet, feel. I like the smaller footprint though the number pad and arrow keys are somewhat overlapped. I quickly adapted to the different placement of the insert, delete, and end keys. The only other thing that is a little strange about this keyboard is that it requires the HP Accessory Center App to operate properly. The keyboard is wired with a USB-C fitting, but includes an adapter if needed for an older USB style port. Excellent choice if vision is a problem or a full size keyboard that is only 15" wide.
Date published: 2026-05-11
Rated 5 out of 5 by Tenacious_DeFi from Lights up bright Love the light up keyboard, it has 3 light settings and off. 2 suggestions for future models A. Dimmer backlight option B. Auto light off The keyboard works wonderfully and exceeded my expectations. Highly recommend this product
Date published: 2026-04-16
Rated 5 out of 5 by AudioGuy from Good little Keyboard These are good little keyboards. The backlight is between warm and white (not yellowish or blueish). I keep mine on the dimmest setting in a dimly-lit office/studio. An important point for me was having quiet keys and these are almost as quiet as any laptop.
Date published: 2026-04-01
Rated 5 out of 5 by Mickey c from Lighted keyboard Easy to set up and the keys are easy to see now. would highly recommend .
Date published: 2026-02-25
Rated 5 out of 5 by SewLibra from I Love This Keyboard! My large key backlit cheap keyboard started doing strange things so I ordered the HP 400 backlit wired keyboard via my HP Smart App. I got a sale price and delivery was quick! I love the smaller size of this keyboard compared to the big clunky one I had. This one is 14.75" wide, 5.5" deep (6" on the number pad end) so easier to type if you have small hands. The feel of the keys is soft and very easy to press. The light is white and has three brightness settings. There are two small "feet" in the back to change the angle if you want, or fold them down flat. I had to do a change to Windows Registry to make the NUM lock be on when I log on. You can find how to do that online, it's easy. I do have a very similar HP wireless keyboard but I don't like dealing with batteries all the time. This one works great with my HP desktop and monitor. No complaints!
Date published: 2026-01-07
Rated 5 out of 5 by rpershell from Backlit Keyboard This backlit keyboard is exactly what I needed since my last backlit keyboard went wonky on me and have been using a non backlit till I found this one. No issues and the backlighting brightness is adjustable.
Date published: 2025-12-02
Rated 4 out of 5 by Dragonldy1 from Backlit Keyboard Keyboard could be larger. Keys could be larger. Light up keys are great.
Date published: 2025-07-26
Rated 5 out of 5 by SAGeorge from Bright Idea in a Compact Package At 78, being able to see my keys clearly makes a world of difference—and this HP 400 Backlit Wired Keyboard delivers. The adjustable backlighting with three brightness levels is a real standout. Yes, it does require a USB connection for power, but that's a small trade-off for such visibility. The keyboard is slightly narrower than a full-sized model with a number pad, so it took a little time to adjust to the key layout. Still, it’s a sleek, reliable option that’s easy on the eyes—literally and figuratively.
Date published: 2025-06-21
Rated 5 out of 5 by RobertMS from Great Keyboard The backlighting is worth the added expense.
Date published: 2025-06-21
Rated 5 out of 5 by V Paps from My experience with HP has always been positive and this purchase was a good one great quality
Date published: 2025-02-22
Rated 5 out of 5 by marmarycr from HP400 Backlit Wired Keyboard This is an illuminated wired keyboard that was easy to setup
Date published: 2024-11-23
Rated 5 out of 5 by CPennington from Back-lite is the way to go Great wish I'd gotten one long ago
Date published: 2024-09-09
Rated 5 out of 5 by Yupik from The light helps a lot This is grat key board
Date published: 2024-03-01
Rated 5 out of 5 by Meitgol1 from Excellent Backlit Keyboard Perfect for my needs. Connects via USB-C cable and comes with an USB-A adapter as well. Backlight button to turn on, and can keep pressing to adjust brightness. Has no sensor, so stays on unless you turn it off, which is fine for me. Keyboard is very quiet as well. A professional keyboard with number pad, and not a gaming type keyboard.
Date published: 2024-02-15
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Is it available in white?

Asked by: Lisa4rom
Thank you for your question, about the HP 400 Backlit Wired Keyboard. This particular model is only available in black.
Answered by: HP Team Daniel
Date published: 2024-10-02

What is the difference between the 400 and 405 backlit keyboards

Asked by: Lakesider
For product comparison assistance, it is recommended to open a chat with an HP Live Expert. You can open a chat by clicking the chat icon on the bottom right corner of this product page. The HP Live Expert can assist with choosing the perfect solution for your request and needs.
Answered by: HP Team Grant
Date published: 2025-09-04

The HP 400 Backlit wired keyboard is supposed to be ready to use. Serial # IC134734C2, Product # 7N7C0AA#ABA, why would the keyboard not work after connecting?

Asked by: Carolyn Ann
We are sorry to hear about your issue. We recommend reaching out to HP Support for further assistance: https://support.hp.com
Answered by: HP Team Cheri
Date published: 2024-07-22

How long is the USB cable

Asked by: bobkil

How do I leave a review? There seems to be no option to do so after purchase.

Asked by: GWPmke
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