Instruction: Evaluate each product title in the given list, assess its relevance to the given query, and then arrange the products in descending order of relevance, with the most relevant product at the top of the ranked list.

Input:
Query: blink camera
Product list:
A: Add-on Blink Indoor Home Security Camera for Existing Blink Customer Systems
B: Wireless Rechargeable Battery Powered WiFi Camera, Home Security Camera, Night Vision, Indoor/Outdoor, 1080P Video with Motion Detection, 2-Way Audio, Waterproof, compatible with Cloud Storage/SD Slot
Answer: A,B