Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: Importer520 Bullet Noodle Flat Cord Handsfree Stereo Earphones Earbuds with Microphone For Samsung Galaxy Centura S738C - Purple+Black
Product description: Work for iphone 3gs/4/4gs, and all phones,tablet PC,video game,MP3/MP4 with 3.5mm audio plug. Digital high quality stereo sound with extreme clarity and precise bass. Special Tangle-free flat cable. In-ear isolation design blocks external noise. In-line microphone included. Super lightweiht slim design. Compatible With:3.5mm
Product feature: Flat, tangle free cord prevents messy tangles., Specifications: Driver Unit: 10mm, Sensitivity: 115dB/1mW, Impedance: 32 ohms, Cable Length: 3.9 feet, Frequency Range: 20Hz-20kHz, Jack: Gold Plated 3.5mm, Compatible with: Apple iPad, Apple iPad 2, Apple iPhone, Apple iPhone 3G, Apple iPhone 3Gs, Apple iPhone 4, Apple iPhone 4CDMA, BlackBerry By RIM, Casio, HP, HP Palm, HTC, Huawei, Kyocera, LG, Motorola, Nokia, Pantech, Samsung, Sanyo, and Sharp
Product brand: Importer520
Target attributes: Connectivity
Answer: attribute: connectivity
value: None
source: None