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: Proscan 40LD45Q 40-Inch 1080p LCD HDTV, Black
Product description: 40 Inch LCD Full HDTV with ATSC HD Tuner, Tuner Mode : ATSC, 3 HDMI & 1080P, Resolution: 1920 x1080, Contrast: 2000:1, Brightness: 550cd/m, Response Time: 8ms, Digital 3D Comb Filter, Noise Reduction, Component, VGA, S-Video, AV input, The new Proscan 40 Inch (40LD45Q) 1080p LCD HDTV is a flexible multi-use LCD TV-great for gaming, HDTV viewing (with an HD cable or satellite box), surfing the internet and watching DVD’s (multiple HD inputs including HDMI). This amazing TV is perfect for any home., Key Features, Dimensions TV without stand: 38.8 x 4.2 x 24.6 inches, 40.1 pounds, Connections HDMI: 2 Component: 2 S-Video Input: 1 AV Input: 2 Antenna Input: 1 VGA input: 1 Audio Input (PC Stereo): 1 Audio Output (Earphone): 1 Digital audio out: 1, About Proscan:, Proscan is one of the Leading Suppliers of Digital LCD and LED Flat Panel displays specifically designed and manufactured for Consumers worldwide. You can be assured, that all Proscan flat panel displays offer an extremely high quality stylish design, the latest digital technology and most of all, an exceptional value for you., As Flat Panel Displays continue to get flatter and slimmer, Proscan flat panel displays are at the forefront of the Digital revolution. We design, engineer and produce a full range of flat panel displays in various sizes and technological features, while maintaining ease of use and stylish design., Proscan is committed to improve the quality of your experience with our full range of products through our continuous innovation and after-sale customer service. Every Proscan product is designed with these features in mind to exceed your expectations., Proscan’s mission is to provide consumers with innovative digital convergence products that possess exceptional state-of-art technology, quality, features, performance and value., OUR PRODUCTS :, Proscan products are designed for people who demand the ultimate in performance and ease of use. Proscan offers advanced features that provide ultimate control and deliver total entertainment., This is the essence of the Proscan brand. Every Proscan product is finely crafted with special attention given to these distinct categories. The end result is something that must be experienced to be believed, The Proscan brand understands the significance of technology – with state-of-the-art innovations that deliver high-powered entertainment., The importance of style – with a look that blends in and compliments any décor. The advantage of reliability – with dependable products that stand the test of time and scrutiny. All of these traits are the very heart of the Proscan experience., THE PROSCAN EXPERIENCE, From research, to development, and through production, our goal is to deliver the Proscan experience in the most direct way possible – through innovative technology and carefree operation., What’s in the box Remote control, 2 batteries, user manual, quick start guide, remote control guide, children safety guide, warranty card, registration card, AC cable
Product feature: Tuner Mode : ATSC, 3 HDMI & 1080P, Resolution: 1920 x1080 - Contrast: 2000:1 - Brightness: 550cd/m, Response Time : 8ms - Digital 3D Comb Filter - Noise Reduction, Component, VGA, S-Video, AV input
Product brand: PROSCAN
Target attributes: Refresh Rate
Answer: attribute: refresh rate
value: None
source: None