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: E-3lue E-Blue 6D Mazer II 2500 DPI EMS601 Blue LED 2.4GHz Wireless Trendy Optical Gaming Game Mouse
Product description: Feature: 100% brand new and high quality Original. Work: Optical interface type USB Key number: 5+1(scroll wheel) Optical Resolution: 2500DPI Ergonomics: Supports Mouse LED: Blue LED Light System clock: 250HZ Frame rate: 3000 frames / sec Maximum acceleration: 20G Ultra-precise Scroll Wheel Customize DPI Switch: 500/1000/1800/2500dpi Ultra-quite and Low-friction Resoulution adjustable in driverless-free drive Optical technology works on most surfaces Special Edition for Gaming,built-in weight Intelligent connectivity. no need to code, plug & play Specification: Size: 125 x 85 x 40mm Switch Life: 5 million cycle Weight: 90g 2.4GHz Wireless Compatible with Windows XP, Vista, Windows 7, Windows 8, ME,2000,MAC...... Package Content: 1xGaming mouse(without retail package)
Product feature: E-3lue Original, 6D Mazer II 2500 DPI Blue LED 2.4GHz Wireless Trendy Gaming Game Mouse, Model Name: EMS601-BKAA-NF, Without Retial packing. Before shippment, we will open box and test it, and change packing with new lighter protective material.
Product brand: E-3lue
Target attributes: Connectivity
Answer: attribute: connectivity
value: wireless
source: product feature
attribute: connectivity
value: wireless
source: product title
attribute: connectivity
value: wireless
source: product description