[A fuzzy canine ear flicked forward at his question. She looked up at him from her position on the ground.]

A 3000A model. Been wearing it for over a decade now, but when I changed the bolts and hinge cracked. It's not staying on. Not sure if the biometric lock still works or not.

[To prove this, she slides it back onto her left arm and swings it downward. The clunky device flings right off. She catches it before it hits the ground.]

You're the first one to recognize it.