I HAVE ALL OF THE SETTINGS EXACTLY THE SAME ON EACH RADIO AND WHEN I HIT THE TALK BUTTON ON EITHER ONE OF THE RADIOS IT DOES NOTHING, I CANT GET THE RADIOS TO COMMUNICATE WITH EACH OTHER NO MATTER WHAT I DO, CAN SOME ONE PLS JUST WALK ME THROUGH EACH STEP TO GET THESE THINGS TO WORK, JUST WANT TO TALK BACK AND FORTH NOTHING ELSE MATTERS TO ME!!!! HELP