If Priva II can’t connect two headphones / receivers successfully, you can try below steps:
- Better fully charge your headphones
- Reset Priva II http://support.avantree.com/hc/en-us/articles/207259783-How-to-reset-Priva-II-BTTC-318-
- Pair and connect with the two headphones separately, then turn off both and Priva II.
- Turn on the two headphones, and then Priva II
- Wait for 5~10s, then at least one headphones will be connected
- If another one not connected, click the big button on Priva II once or twice