[MOMO blinked. It had been a long time since she had been pinged in such a manner. She didn't turn, but already her sensors were attempting to locate the source. To a casual observer, her expression had gone a bit blank as her processors worked out where the signal was coming from.
She pinged back in kind, curious, but cautious at the same time. Her ping was guarded behind it with a protective digital barrier against intrusion, just in case. However, she finally did turn now and look towards the source with a small smile.]