Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: NoiseHush N500 Wireless Bluetooth Headset for iPhone, Blackberry, HTC, Samsung, LG, Motorola, and Nokia - Black/Charcoal
Product description: The NoiseHush N500 optimized sound quality that lets you hold a quiet conversation even in a noisy room
Product feature: optimized sound quality, stealthy and sporty, quiet conversation even in a noisy room
Product brand: NoiseHush
Target attributes: Style
Answer: attribute: style
value: None
source: None