Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: VQ 350 Digital (.3MP Digital Camera)
Product description: MODEL- VQ-350R VENDOR- VISTAQUEST FEATURES- 0.3 Megapixel VGA Digital Camera- Red finish Stylishly compact VGA Digital Camera with Movie Mode.* Dual Modes (Still/Movie)* Fixed Focus* Built-In Strobe* Self-Timer* Auto-Power Saving* Low Power Consumption -- SPECIFICATIONs ----------------------------------IMAGE SENSOR - VGA CMOS Sensor (640 x 480 Pixels) sensor area 1/4"RESOLUTION - 640 x 480 LENS - Fixed Focus F 2.8 f = 6.5mm View Angle 52 degreesZOOM - N/A LCD DISPLAY - Status LCD MEMORY - Internal 8 MB SDRAM FLASH MODES - Automatic Fill CAMERA MODES - Still Video & PC Cam CONNECTOR - USB 1.1 portSOFTWARE - Includes ArcSoft PhotoImpression 5.0 and VideoImpression 2.0POWER SOURCE - 3 AAA Batteries DIMENSIONS - 3.4" x 2.2" x 0.87"
Product feature: VistaQuest VQ-350R .3MP Digital Camera
Product brand: VistaQuest
Target attributes: Sensor Size
Answer: attribute: sensor size
value: 1/4"
source: product description