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: E-zigo® HV-800 Wireless Bluetooth Stereo with MIC Hands-free Headphone Fit for Sports/running & Gym/exercise Bluetooth Earbuds Headphones Headsets for Iphone, Ipad, Ipod, Android, Samsung Galaxy, Smart Phones Bluetooth Devices (HV800 Black)
Product description: Model: HV-800 Bluetooth Version: 4.0 + EDR Support Profiles: Headset, Hands-free, A2DP, AVRCP Noise Cancellation Operation Range: 10m Bluetooth: Class II Talk time: Up to 6-8 hours Music time: Up to 8 hours Standby time: 60 - 80 hours Charging Time: 2 hours Charging: DC 5V 500mA Built in high performance lithium polymer battery Package Content: 1x bluetooth headsets 1x User Manual 1x Charging Cable NOTE How to switch off /on headset /connect Bluetooth 1 Before you start using the headset, using a USB charging cable to charge firsty. the charging time can be a little longer . 2 When you press the function key for 10 seconds or longer ,you will see blue and red light flashing alternately. 3 To make sure that the Bluetooth is open, it will searche the Headset model (The Headset supports notebook computer built-in Bluetooth adapter, or the third party Bluetooth adapter) 4 To select Bluetooth model, and then click the connection. (the password is 0000 if it is needed) 5 Headset will send beep sound after a successful connection, and also display on your phone menu.
Product feature: 100% Brand new, high quality excellent clear sound., Wireless Music + Call with Complete Remote Controls Supports Two Devices at The Same Time, Control the playback of video and music (previous or next, volume up/down), and answer or end calls., Sweat-proof, durable design, Onscreen Battery Meter, Up to 4 hours of Talk/Playing Time and 100 hours Standby Time., High-fidelity stereo music and clear speech, You can begin enjoying CD quality stereo sound instantly.Suitable for all bluetooth enabled device.
Product brand: E-Zigo
Target attributes: Connectivity
Answer: attribute: connectivity
value: wireless
source: product feature
attribute: connectivity
value: bluetooth earbuds
source: product title
attribute: connectivity
value: bluetooth
source: product feature
attribute: connectivity
value: bluetooth
source: product title
attribute: connectivity
value: bluetooth
source: product description