Advanced QCC chipset USB dongle: M-one V5.3 wireless headset can achieve one-to-one connection with encryption dongles, making the connection more stable and the audio transmission quality higher, avoiding interference from other Bluetooth devices and avoiding audio delay and intermittent audio performance. The Bluetooth headset also have the function of connecting two devices, which means that users no longer need to frequently switch devices. If your device does not have Bluetooth function, please insert the encryption dongle into the USB port, and it will automatically connect to the M-one
