The xDuoo XQ-50s Bluetooth 5.1 Receiver is the perfect ally to give an existing audio system wireless reception functionality and allow you to stream your music remotely, directly from a smartphone or tablet. The XQ-50s uses a high-performance Qualcomm QCC3034 receiver chip, ensuring stable audio signal transmission. What's more, this chip supports the aptX / aptX-HD codecs and allows you to connect two devices at once. This chip is directly associated with a DAC ES9018K2M, allowing to convert the digital signal into analog. Finally, the XQ-50s can function as a USB DAC by connecting it directly to a computer.