ASUS x501u-xx049v 15.6" laptop white !

this is literally only a couple hours old i bought this from pcworld today and then realised id brought the wrong one but because the box is opened i cant return it, i have the receipt to prove purchase you can get all the spec on the following link: pcworld.co.uk/gbuk/asus-x501u-xx049v-15-6-laptop-white-14442750-pdt.html 500gb hdd 4gb ram very slim design windows 7 64 bit i no im selling it for 300 and it says 299.99 online but thats because i also bought a neophane case which i will give with it for 1p lol please dont offer me less as i wont accept it, like i said this is brand brand new with proof of purchase, i simply bought the wrong one! feel free to text with any questions i work strange hours so cant always answer my phone if you ring, feel free to text or leave a voicemail and ill get back to you many thanks rich 07585138536