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: Synology DiskStation 2-Bay (Diskless) Network Attached Storage DS212j (White)
Product description: Synology DiskStation DS212j is designed to provide a solution of file storage and sharing with data protection for your home environment with low power consumption, quiet operation and reliability. Running on DiskStation Manager (DSM) operating system, it delivers ease of use and variety of features.Max Internal Capacity : 8TB (2X 4TB HDD)(Capacity may vary by RAID types).AC Input Power Voltage : 100V to 240V AC.
Product feature: DLNA Certified Media Server, 24/7 Power-Saving Download Server, Effortless Backup, 100V to 240V AC, Anywhere Access, Power-saving with only 17.6 Watts in Operation, CPU Frequency: 1.2GHz, Memory: DDR2 256MB, Internal HDD: 2x 3.5" or 2.5" SATA2 (w/ Disk Holder, Hard Drive not included), External HDD Interface: 2x USB 2.0 Ports, LAN: 1x Gigabit, Noise Level: 18.3 dB(A)
Product brand: Synology
Target attributes: Type
Answer: attribute: type
value: network attached storage
source: product title