If the DTV box has left and right analog audio outputs and the soundbar has an aux input you just need a cable.
A converter might be needed if the outputs don't match. Can't say since we have no clue which DTV box or TV you have.
If the DTV box has left and right analog audio outputs and the soundbar has an aux input you just need a cable.
A converter might be needed if the outputs don't match. Can't say since we have no clue which DTV box or TV you have.