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: For Samsung Brightside U380 LCD Anti Glare Screen Protector Guard - Perfect Fit
Product description: NOTE: Please do not perform installation in a dusty environment. Please read installation steps from the two tabs on the front and back protector layers before performing installation. This protect your Samsung U380 Brightside's screen against dust and eliminate glare. It isn't flimsy, but made from high-grade material designed for durability. This screen protector is easy to remove without leaving any adhesive residue.
Product feature: Designed for perfect fit with the Samsung U380 Brightside screen, offering full screen protection, Offers tough, durable, transparent surface while keeping the screen clean and reduce fingerprints, Attaches smoothly with self-adhering surface; leaves no residue when removed, Matte Finish Surface: For anti-glare. Also enhance the experience and utilization of touch screen and stylus features, Doesn't effect the touch screen
Product price: $1.99
Product brand: Generic
Target attributes: Device Type
Answer: attribute: device type
value: None
source: None