SSM6322 Filter design

Hi Sir,

   We have designed the SSM6322 and got some issue about the filter design , We use the our own circuit as attached , but the audio output might no output when use this circuit.  We have test this circuit in general Amplifier ex: OPA2134 , It is working.  Could you help to check the circuit if there have something wrong?

   

Thanks for your help.   

XLRBCH.pdf