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: Seiki RBSE22FE01 Refurbished LED 1080p HDTV
Product description: Refurbished Seiki SE22FE01 22" 1080p 60Hz LED HDTV1920 x 1080 full HD resolutionTrue 16:9 aspect ratiowide 160-degree vertical and 170-degree horizontal angles See a clear picture from anywhere in the roomBuilt-in digital tuner Watch digital broadcasts, including HDTV programs where availableThin Bezel Design
Product feature: 1920 x 1080 full HD resolution, True 16:9 aspect ratio, wide 160-degree vertical and 170-degree horizontal angles See a clear picture from anywhere in the room, Built-in digital tuner Watch digital broadcasts, including HDTV programs where available, Thin Bezel Design
Product brand: SEIKI
Target attributes: Refresh Rate
Answer: attribute: refresh rate
value: 60hz
source: product description