Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Elite Screens iRP103X-100H Insta-RP Series Self-Adhesive Rear Projection Film (Discontinued by Manufacturer)
Product description: Elite's Insta-RP is an adhesive optical rear projection material that is made of a durable polyethylene terephthalate (PET) material designed for excellent contrast and textured for optimal uniformity. It delivers a 2.2 gain image that is ideal for applications where there is either controlled or ambient light. The Insta-RP is suitable for commercial applications such as retail storefront windows, resorts, restaurants and nightclubs. It is the ideal solution for wherever a permanent rear projection display is needed. The Insta-RP material installs quickly on any glass surface and is made for both small and large commercial venues. It can accommodate anything from a small window space to a sports arena with special custom sizes up to 3000 meters long!
Product feature: Wraith Veil2 2.2 gain with 180 wide diffusion uniformity, Self-adhesive optical rear projection material, Textured PET (Polyethylene terephthalate) with diffusion layer, Material is easy to clean and maintain, Standard 2-year parts and labor manufacturer's warranty
Product brand: Elite Screens
Target attributes: Type
Answer: attribute: type
value: None
source: None