Apple Bieber functions as SEVEN-O's resident technology expert, creating, maintaining, and managing all specialized equipment for the unit. He strongly prefers being addressed as "Doctor" or "Professor" and dislikes being called by his first name. Notably, he invented the "View Jack," a surveillance device for intelligence gathering. Its potential misuse for covert observation during private moments, like changing clothes, inadvertently raised concerns among female colleagues, indicating a lack of forethought regarding its ethical implications in operational contexts.

Physically, he has blonde hair, dark skin, purple eyes, and short hair. He typically wears a vest or waistcoat.