The Logitech C-BN4 USB Receiver Cordless Mouse Dongle is a genuine OEM product designed for easy connectivity with your computer or device. This receiver, specifically designed by Logitech, offers a reliable USB interface for seamless operation. Made in China, this unit is compatible with a variety of Logitech cordless mice, providing a convenient and efficient solution for your computer or tablet. With a sleek design and English keyboard language support, this receiver is a practical and essential accessory for your workspace.