Accesses basic SIM data, including SIM identification numbers, saved contacts, and SMS.

Open (right-click the Start button and select it). Look for Bluetooth or Unknown Device .

: Provides transmission speeds up to 3 Mbps with EDR support, enabling lag-free audio and fast file transfers.

This is often caused by interference. Ensure the dongle is not buried behind a metal computer case. Using a short USB extension cable to bring the dongle into "line of sight" with your headphones or mouse can significantly improve performance. Where to Download