Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Kingston 4GB SDHC Class 4 Flash Card Kingston Retail(SD4/4GBKR)
Product description: 4GB SDHC Class 4 Flash Card Kingston Retail, Kingston Technology's Secure Digital High-Capacity (SDHC) memory card is designed to meet the storage demands of high-quality digital still and video cameras and other high-resolution image recording devices., With a 4 GB capacity, the SDHC card offers larger-volume data storage and optimized recording performance with support for FAT 32 file formats. With a Class 4 rating, the card delivers a minimum data transfer rate of 4 MB per second for optimum performance with SDHC devices., For added reliability and durability, this solid-state SDHC memory card is built of nonvolatile memory components and has no moving parts that could wear out or break. Although identical in size to today's standard SD card, the new SDHC cards are designed differently and are only recognized by SDHC host devices. To ensure compatibility, look for the SDHC logo on cards and host devices such as cameras and camcorders. Fully compliant with the new Secure Digital Association 2.00 specification, this Kingston Retail memory card is backed with a lifetime limited warranty.
Product feature: Lifetime warrenty, 100% Tested for Reliability, Free Technical Support, Easy to Follow Installation Instructions, Designed to Meet or Exceed Industry Standards for Performance and Reliability
Product brand: Kingston
Target attributes: Capacity
Answer: attribute: capacity
value: 4gb
source: product title
attribute: capacity
value: 4 gb
source: product description
attribute: capacity
value: 4gb
source: product description