The product is a set of four Genuine Microsoft Arc Touch Mouse Surface Edition Bluetooth Black Model 1592. These mice feature a sleek black design, BlueTrack tracking method, two buttons, and a maximum DPI of 1000. The ergonomic design includes silent operation and 4-way scrolling, making it a convenient and stylish choice for users looking for a reliable wireless mouse. With Bluetooth connectivity and a durable construction, these Microsoft Arc Touch mice provide a seamless and efficient user experience.