06-21-2016 07:59 AM
For option 3
These are the audio solutions that we have
SiLabs (Bluegiga) has a BT module WT32i which is an audio module
I do not know of any BT+BLE modules with A2DP profile.
I will have to check with suppliers like Taiyo Yuden etc to see if their BLR modules support sumilateneous Master and Slave mode. version 4.1 and up gives that cabability but I am not sure which modules have implemeted that.