UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys Keyboard

Name: UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys Keyboard, 3-Device Free Switching with Bluetooth & 2.4G, Compatible with Windows/macOS/iOS/Android
Brand: Unbranded
SKU: B0DY1PZM2F

Status: UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys…: Unavailable on Amazon as of 2026-10-07 16:12 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys Keyboard: Pairs with 3 devices at once, switched by dedicated buttons; main trade-off: 78-key layout drops the full number pad and some dedicated keys.

Unavailable on Amazon as of 2026-10-07 16:12 UTC

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Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:

Similar: TECKNET Bluetooth Keyboard Rechargeable 4-Device — $32.99 on Amazon as of 2026-10-07 04:30 UTC (price may vary).

View Current Price — $32.99

Similar: RAPIQUE Bluetooth Wireless Mouse — $13.00 on Amazon as of 2026-10-07 02:15 UTC (price may vary).

View Current Price — $13.00

Similar: RAPIQUE Bluetooth Wireless Mouse — $13.67 on Amazon as of 2026-10-07 08:15 UTC (price may vary).

View Current Price — $13.67

Original listing (currently unavailable) → Compare to similar gaming peripherals

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-07

Mike Perry — Hardware researcher since 2014. For keyboards, mice, headsets and other PC peripherals, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Pairs with 3 devices at once, switched by dedicated buttons
✓ Works across Windows, macOS, iPadOS and Android with auto key remapping
✓ Scissor-switch keys rated for 10 million presses
✓ Quiet scissor structure keeps typing noise down in shared offices
✓ 78-key slim frame with adjustable rear tilt stand for travel

Cons

✗ 78-key layout drops the full number pad and some dedicated keys
✗ Scissor switches feel shallower than mechanical alternatives
✗ No backlighting mentioned in the product specs
✗ Battery life and charging method are not listed by the manufacturer

SpecPicks Verdict

SpecPicks scored UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys Keyboard using a rating × review-volume × price-fit model applied to published specs and reviews across the gaming peripherals category. Compare with similarly-priced alternatives in the gaming peripherals category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for gaming peripherals of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Make your life more convenient: Supports multiple devices and operating systems. Pairs with up to three devices simultaneously and is compatible with Windows, macOS, iPadOS, Android, and more. One keyboard for all your systems—no need for multiple keyboards.
Lightweight and durable: Mini keyboard size, easy to carry, suitable for business trips, does not take up space;at the same time, the product can withstand 10 million clicks, so you no longer need to frequently replace the keyboard.
Ultra-quiet design: The scissor-foot structure design allows the keys to rebound quickly, reducing collision noise, bringing you a quiet and comfortable typing experience.
Independent button switching design: The device is equipped with independent button switching, which can easily switch between three devices, so you no longer need to re-plug, and automatically map different system button functions when switching.
Ergonomic design: There is an adjustable bracket at the bottom, which can be adjusted according to the required angle, making typing easier and making you more comfortable when typing, giving you a more comfortable typing experience.

Full Specifications

Brand	UGREEN
Weight	2.4g
Material	Plastic
Unit Count	1 Count
Switch Type	Membrane
Connectivity	Bluetooth, 2.4GHz
Model Number	K551
Power Source	USB Powered
Compatibility	Switch, Android, iOS, Mac
Built-In Media	USB Cable
Number of Keys	78
Connection Type	Wireless
Keyboard Layout	QWERTY
Mfr Part Number	75049
Special Feature	Portable
Antenna Location	Gaming, Office
Hand Orientation	Ambidextrous
Compatible Devices	Laptop, PC
Enclosure Material	Plastic
Additional Features	Portable
Full listing title	UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys Keyboard, 3-Device Free Switching with Bluetooth & 2.4G, Compatible with Windows/macOS/iOS/Android, Works with MacBook, Lenovo, HP

Ready to buy?

Amazon shows no buyable offer for UGREEN K551 Slim Quiet Wireless Bluetooth 78Keys… at the last check. A similar in-stock product is TECKNET Bluetooth Keyboard Rechargeable 4-Device. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Similar — $32.99