Brand – Ugreen, Model – Ugreen CM448, Interface – USB, Transfer Rate (Mbps) – 650 Mbps, Network Standards – IEEE 802.11b, g, n, ac, Warranty – 1 Year, Others – USB Version: USB 2.0, LED Indicator: Yes, Wi-Fi: PIFA Antenna, Operating Frequencies: 2.4GHz & 5GHz, Transmission Rates: 2.4GHz: 200Mbps, 5GHz: 433Mbps, Transmission Power: <20dBm, Compatible System: Windows, mac OS, Linux, Dimension: 40 x 19 x 9mm, Speciality – UGREEN USB wifi adapter supports both 2.4GHz and 5.0GHz bands at the same time, and can switch automatically in different situations. So that the network can always be fast and stable. UGREEN AC650 USB network adapter up to 433Mbps in 5.0GHz band, and up to 200Mbps in 2.4GHz band. Whether you are online gaming, surf the Internet, online HD video streaming, upload, or download, it can perfectly meet your needs., Country of Origin – China, Made in/ Assemble – China