Muscle-zapper gives gamers another force to fight

摘要

Talk about a hands-on gaming experience. A device for smartphone; that sends jolts from a game right into the muscles in your hands has been created to give you a real white-knuckle feel for the action on your screen. Instead of using motors that drive the vibrating "rumblers" inside phones and game-console controllers the new system uses two small wired electrodes attached to your forearm to electrically stimulate nerves, making your hand muscles contract.