Why some electronics products are available in retail shops but not available in company websites ?

i was in need of a Refrigerator so had a visit of near by retail shop. i liked Samsung refrigerator model no. RT42R5588DX there and in search of better price and negotiation i searched this product in online shopping portals but i did not find this model. i was surprised when i did not find this model in Samsung product website too. What is wrong ?

Share       twitter share   
This question need to be answered.Help someone if you have the answer.
Add your answer (up to 1000 characters,you can add one image to support your answer) tip : You can copy and paste the already written content from word document
  
 
Do you have a story? Just give a wonderful title and write.it's free!