You can simulate Negev just shake your phone or just by clicking on the weapon. If you run out of bullets is just click on the charger that charges the Negev again.
√The phone vibrates when shooting
√To fire you just shake your phone or touch the screen.
√Great quality of the sound of gunfire.
√Menu has the option to vibrate the cell while shoot. Menu also has the option to vibrate the phone to shoot.