Kaylee frowned in concentration, "communicator? Oh, those." She pointed over to one of his crew who was holding something. She wasn't sure she was really catching on quite yet. They had something that worked like a communication device, actually a few of them, but nothing so uniform. She was finally feeling less intimidated by the whole situation and starting to see that it was really okay for them to have their different worlds and their different ships. She smiled up at him. "Anything else you can show me?"