DARING GREATLY Instagram Canadian-American rock n’ roll blending three-part vocals, ’60s/’70s roots and adventurous musicianship with a powerful modern sound.  Deltaphonic At the crossroads where Southern rock and blues meet New Orleans funk and soul, Deltaphonic has spent the last decade developing an unmistakable sound. The secret to that sound is hidden in the band name, Deltaphonic. It’s a choice blend of the raw and soulful sounds that flow down the Mississippi.