I HAVE FIRST GEN IPHONE 8 GB,3.1.3 SOFTWARE,WIFI PERFECT WORKING,BATTERY VERY GOOD,CHARGING IS GOOD,HOME BUTTON,VOLUME BUTTON AND SWITCH OFF ON BUTTON WORK,SCREEN HAS SLIGHT SCRATCH ON IT BUT DOES NOT IMPAIR VIEWING,THE IPHONE IS UNLOCKED TO ALL NETWORKS, I HAVE HAD THIS PHONE FOR 3 YEARS AND HAVE HAD NOT PROBLEMS WITH IT ALSO COMES WITH BOX, CHARGER AND USB CABLE.