Blink Wireless Video Doorbell System 2nd & Mini Indoor Camera - Grade B Grade B - Product is in good overall cosmetic condition but does show some visible signs of use that may include scratches, scuffs, marks, etc. Product works and functions perfectly. Product comes in original packaging. All accessories included. Description: This listing is for Blink Wireless Video Doorbell System 2nd & Mini Indoor Camera. Product type: Smart Doorbells. The title provides the available size, color, quantity, capacity, compatibility, and model details where applicable. Review the condition notes for packaging, accessories, functionality, and cosmetic information specific to this item.