The StarTech 9439MLZ USB adapter is an ultra-compact wireless USB adapter designed to add Bluetooth connectivity to desktop or laptop computers via a simple USB 2.0 port, offering a practical solution for connecting modern peripherals without integrated hardware. Compatible with Bluetooth 4.0 + EDR and Bluetooth Low Energy (LE) technology, it delivers transfer speeds of up to 3 Mbit/s with reduced power consumption, ideal for continuous use on notebooks. As a Class 1 device, it can provide a range of up to 50 metres in optimal conditions when the other device is also Class 1, enabling stable connections with headsets, speakers, mice, keyboards and other Bluetooth peripherals in home or office environments. The adapter is backward compatible with Bluetooth 3.0, 2.0, 1.2 and 1.1, ensuring interoperability with a wide range of devices, including current iOS and Android smartphones and tablets, as well as older equipment and accessories. It features 128-bit AES encryption to enhance the security of wireless transmissions, helping protect data and communications against unauthorised access. Its micro, low-profile design allows it to remain permanently connected to the laptop without protruding, reducing the risk of knocks and avoiding the need to remove it when transporting the device in a case or backpack. With an approximate weight of 2 g and a black finish, it takes up minimal space in any setup and blends discreetly with most systems. The device meets RoHS certification standards and is supplied with a user manual to simplify installation and configuration on compatible systems, ensuring quick start-up in both home and professional environments. Thanks to its combination of small size, long range and compatibility with multiple Bluetooth versions, this StarTech 9439MLZ USB adapter is a reliable, efficient solution for upgrading the wireless connectivity of a desktop or laptop PC.
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