Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: iPod Touch 6th Generation Case,iPod Touch 5 Case,Jwest Dual Layers Hybrid Soft Silicone Hard Plastic Triple Quakeproof Drop Resistance Protective Case Cover (Gold&Hot Pink)
Product description: Specification: Type: Fitted Cases/Skins Compatible Brand: For Apple Compatible Model: For iPhone iPod Touch 5/6 Color: as shown as picture 100% Brand New with High Quality Package Includes: 1x Apple iPod Touch 5/6th Case Please Note: Accessories ONLY, iPod not included
Product feature: Compatible with Apple iPod touch (5th Generation) and iPod touch (6th Generation) , Not for other iPod touch Generation, 2 in 1 design case that has a hard PC outer shell and a soft inner TPU, Dual layer protection but light weight for your iPod Touch 5 Generation/ iPod Touch 6 Generation, Designed to perfectly fit your phone and allows full access to all ports, buttons and features of your iPod Touch 5 Generation, Provides protection and prevents scratches
Product price: $7.99
Product brand: J.west
Target attributes: Compatibility
Answer: attribute: compatibility
value: ipod
source: product description
attribute: compatibility
value: ipod
source: product title
attribute: compatibility
value: ipod
source: product feature