The MiraScreen Wireless Display Receiver is a compact dongle in black color, measuring 51x45x13mm. It features a CPU of AM827X and supports a maximum resolution of 4K. This product allows you to wirelessly mirror any content from your mobile device to an HD display, making it ideal for streaming media and presentations. With Wi-Fi connectivity and compatibility with various operating systems such as Android, iOS, MAC, and Windows, this receiver offers flexibility and convenience for your multimedia needs.