ouick sale iphone 4s 16 gb jail broken ?

hi for sale iphone 4s brand new just swaped it with appl still has warenty till march the phone is jail broken never tryed another sim in it but if i get the asking price for it then i will leave the sim card in which still has 5 pound credit unlimted internet and unlimted texts need sold by tomorrow morning really and needs to be collected thanks i do have a iphone for box i dont know what happened to the box for this one thanks