If the first sound didn't carry, the second one certainly did. Ben hurried through the corridors of the ship toward his father. He was obviously using the sonic detonator to lure the creature toward him and out into the open. It was a good plan, at least until Ben turned a corner.

The remaining rathar was heading that way, and now he was between it and the bait.

"It's not gonna' make it that far!"

Over that open channel, Ben's voice was followed by the sound of a lightsaber igniting. It wasn't a call for backup, not outright. Ben wasn't one to do that. But it should probably be considered one, just in case.