sony ericsson xperia arc s ?

sony ericsson arc s, immaculate condition, factory unlocked, boxed, 10 orange pay as you go sim card. looking for a swap with a samsung galaxy s2, great condition also, on orange or unlocked. also open to offers if you have anything just let me know. May sell for 200 but preffer to swap contact kev or lesley on 07854882771 or 07734865386