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One Logitech Unifying receiver can pair with up to six compatible Unifying devices at the same time. The limit applies only to devices that support Logitech Unifying—not every Logitech wireless mouse or keyboard.

What is the maximum number of devices?

Logitech says a Unifying USB receiver can be paired with up to six Unifying devices at a time. That is a maximum, not a requirement: you can use fewer devices on the receiver.

Logitech Support states the six-device limit; Logitech’s product page for its USB Unifying receiver also describes support for up to six compatible keyboards and mice.

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How to check whether a device is compatible

Look for the orange Unifying logo on both the receiver and the mouse, keyboard, or other peripheral. A Logitech product being wireless does not by itself establish that it can pair with a Unifying receiver. Logitech’s Unifying receiver overview explains the logo-based compatibility check.

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Logitech USB Unifying Receiver - 2 Pack
  • TECHNICAL REQUIREMENT: This is not a standard plug-and-play receiver. It strictly requires -downloading the official Logitech Unifying Software to sync and pair with your compatible keyboard or mouse

How to pair a compatible device

  1. Confirm that the receiver and the device have the Unifying logo.
  2. Open Logitech’s pairing software for a supported device and choose the option to add a device.
  3. Follow the on-screen prompts. Logitech’s pairing instructions ask you to turn the device off and then back on when prompted.

Logitech says its standalone Unifying Software is no longer supported or maintained and recommends Logi Options+ for supported devices. Availability of pairing options can depend on the product, so check that device’s Logitech support page if the app does not offer the expected option. See Logitech’s device-pairing instructions.

What if you need to change receivers?

A Unifying device moved to another receiver must be paired with that receiver using Logitech’s pairing software. Pairing is not automatic simply because both receivers use Unifying. If you are replacing a lost receiver or buying a spare, Logitech lists its USB Unifying receiver as part 910-005235; verify the Unifying logo on your device before purchasing, since not all Logitech receivers are interchangeable. Logitech’s product page describes the receiver and its supported devices.

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Logitech C-U0007 Unifying Receiver for Mouse and Keyboard Works with Any Logitech Product that Display the Unifying Logo (Orange Star, Connects up to 6 Devices) (C-U0007)
  • Logitech Unifying receiver for mouse and keyboard
  • Logitech Unifying receiver (M/N:C-U0007)
  • Will work with any product that display the Unifying Logo
  • The unifying receiver working with 7 mice and keyboards in the same time.
  • Compatible with: Logitech wireless mouse M505 Marathon Mouse M705 Logitech Mouse M905 Logitech keyboard K340 Logitech keyboard K350
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Can you remove a device from a receiver?

Yes. Logitech documents how to unpair a mouse or keyboard from a Unifying receiver. If the device you are removing is your only working mouse or keyboard, connect another working input device first so you can continue controlling the computer. Follow Logitech’s unpairing instructions.

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Quick Recap

Bestseller No. 2
Bestseller No. 3
New Logitech Unifying USB Receiver for Mouse MX M905 M950 M505 M510 M525 M305 M310 M315 M325 M345 M705 M215
New Logitech Unifying USB Receiver for Mouse MX M905 M950 M505 M510 M525 M305 M310 M315 M325 M345 M705 M215
993-000439; Logitech Unifying receiver for mouse and keyboard with Unifying Logo; The unifying receiver working with 6 mice and keyboards in the same time.
$14.35
Bestseller No. 4
Logitech USB Unifying Receiver - Black
Logitech USB Unifying Receiver - Black
Model number: 910-005931
$14.90
Rank #4
Logitech USB Unifying Receiver - Black
  • Easily connect up to 6 compatible keyboards and mice to one computer – without the hassle of multiple USB receivers.
  • You get a powerful, reliable connection up to 10 metres (33 feet) away with virtually no delays or dropouts.
  • You can leave the tiny receiver in your notebook, so there's no need to unplug it when you move around.
  • Model number: 910-005931
Rank #3
New Logitech Unifying USB Receiver for Mouse MX M905 M950 M505 M510 M525 M305 M310 M315 M325 M345 M705 M215
  • 993-000439
  • Logitech Unifying receiver for mouse and keyboard with Unifying Logo
  • The unifying receiver working with 6 mice and keyboards in the same time.
  • Will work with any product that has the Unifying Logo (orange star) on them.
  • Compatible with: Logitech wireless mouse M505 Marathon Mouse M705 Logitech Mouse M905 Logitech keyboard K340 Logitech keyboard K350

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.