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Logitech Unifying Receiver for Connecting Multiple Devices
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Logitech Wireless Touch Keyboard K400 Plus (920-007119)
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Logitech K400 Plus did not come with a USB dongle? Wait!! It's hidden in the box!! | THINKBOX
Genuine Logitech Unifying Mirco Dongle Receiver USB For keyboard K400r K400plus | eBay
Logitech New Logitech Unifying USB Receiver for Keyboard K230 K250 K270 K320 K340 K350 K750 K800 Keyboards - Walmart.com
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