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: bluetooth headphones
Product list:
A: Bluetooth Headphones, Doltech Bluetooth 5.0 Neckband Headphones Noise Cancelling Headset with Carrying Bag Retractable Earbuds Stereo Earphones with Mic (Black)
B: Men's Bluetooth Beanie Hat Cap Teen Boys Bluetooth Wireless Warm Beanie Hat Handsfree Music Cap Headphone Headset Hands Free Talking for Women Men (Dark Gray)
Answer: A,B