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: hands free cordless phone
Product list:
A: VTech Accesssory Cordless Headset
B: VTech CS6529 DECT 6.0 Phone Answering System with Caller ID/Call Waiting, 1 Cordless Handset, Silver/Black
Answer: B,A