The Yealink BT50 Bluetooth Dongle is a compact and efficient USB 2.0 device designed specifically for seamless wireless connectivity with Yealink CP700 and CP900 speakerphones, along with other supported Yealink devices. Featuring Bluetooth v4.2 technology, it ensures a reliable and stable connection within a wireless range of up to 100 feet (30 meters), delivering high-quality wideband audio with A2DP support. The plug-and-play design allows easy and fast setup without additional drivers, while the built-in LED indicator provides real-time connection status. It supports answering and terminating calls directly through a paired Bluetooth headset and allows volume adjustments via the headset, enhancing user convenience and productivity during communication sessions. Operating within the 2.4 GHz frequency band, the BT50 dongle is optimized for clear, uninterrupted wireless performance, making it an ideal accessory to enhance your Yealink VoIP communication experience.