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: Acer Aspire E5-721-20GJ 17.3-Inch Laptop (Espresso Black)
Product description: Acer Aspire E5-721-20GJ comes with these high level specs: AMD E-Series Quad-Core Processor E2-6110 (1.5GHz, 2MB L2 Cache), Windows 8.1, 17.3" HD+ Widescreen CineCrystal LED-backlit Display, Integrated AMD Radeon R2 Graphics, 4096MB DDR3L Memory, 500GB SATA Hard Drive (5400RPM), Secure Digital (SD) card reader, 802.11b/g/n Wireless LAN, Bluetooth 4.0, Gigabit Ethernet, Built-In Webcam, 2 - USB 2.0 Ports, 2 - USB 3.0 Port, 1 - HDMI Port, 4-cell Li-ion Battery (3220 mAh), Up to 4-hours Battery Life, 6.61 lbs. 3.0 kg (system unit only).
Product feature: AMD E2-6110 1.5 GHz Processor (2 MB Cache), 4 GB DDR3L SDRAM, 500 GB 5400 rpm Hard Drive, 17.3-Inch Screen, AMD Radeon R2 Graphics, Windows 8.1, 4-hour battery life
Product brand: Acer
Target attributes: Resolution
Answer: attribute: resolution
value: None
source: None