Here is a detailed profile of the hardware piece.
If your device is not connecting, users on the Microsoft Q&A forum and Apple Community suggest the following: All-In-One Media Keyboard Not Working with Nano Transceiver microsoft nano transceiver
The Nano Transceiver marked the middle era of Microsoft hardware connectivity. Here is a detailed profile of the hardware piece
The Microsoft Nano Transceiver is a highly specialized, low-profile USB radio dongle. While not a standalone consumer product, it represents a significant design shift in peripheral history toward seamless, portable wireless integration. If you have lost this piece, you generally cannot buy it separately; you must purchase a replacement kit or upgrade to a Bluetooth-enabled device. While not a standalone consumer product, it represents
The is a tiny, USB-based dongle that provides high-speed, 2.4 GHz wireless connectivity for a range of Microsoft keyboards and mice. Designed with portability and convenience in mind, it allows users to enjoy a wireless experience without the clutter of cables or the setup complexity often associated with Bluetooth. Key Features and Benefits
: Often bundled with the Microsoft All-in-One Media Keyboard .