The UGREEN USB Bluetooth 5.4 Transmitter Adapter (35058) is a high-performance upgrade for PC users looking to modernize their wireless connectivity. By utilizing the latest Bluetooth 5.4 technology, this adapter significantly optimizes transmission delays and connection defects found in older Bluetooth 5.0 hardware, ensuring a smarter, more stable connection with minimal loss in sound quality. Designed for power users and multitaskers, this dongle supports the simultaneous connection of up to five devices. This means you can maintain a high-quality audio stream to your headphones while concurrently using a wireless keyboard and other peripherals without interference. Performance is a core highlight, with data transfer speeds reaching up to 2 Mbps—double the speed of Bluetooth 4.0. It offers an impressive extended range of up to 66 feet (20 meters) in open spaces, providing you with greater freedom of movement around your workspace. Installation is effortless with a true Plug & Play experience. There is no need for manual driver installation, making it instantly compatible with Windows 11, 10, and 8.1. Built with a mini, compact form factor, the adapter can remain plugged into your laptop or PC indefinitely without obstructing adjacent USB ports. Its small size makes it an ideal companion for those who travel frequently with their laptops. While highly capable for Windows environments, please note that this specific model is not compatible with Mac OS, Linux, Car Systems, TVs, or gaming consoles such as PS3, PS4, PS5, Switch, or Xbox.