To reset the internal memory of the DN-300BR:

- Press and hold DN-300BR’s Pair button for 3 seconds

- Then release it. 

Note: DN-300BR will unpair from your Bluetooth device, remove it from the memory of the Bluetooth module, and be available to pair to another device.

- Reboot the device (Pressing off and on the DN-300BR)

- Press the Pair button on the device. (Noticed the light will be flashing faster on the DN-300BR)

- Connect to the new device.