The product is authentic, tested, and working copy of the video game "Ninja Gaiden" for the Nintendo Entertainment System (NES). Released in 1989 by Nintendo, this action and adventure game is part of the popular Ninja Gaiden series. It is rated E for Everyone and designed for single-player gameplay. The cartridge-only unit is compatible with NTSC-U/C (US/Canada) region consoles and can be controlled using a gamepad/joystick. Made in the USA, this classic game offers exciting gameplay and engaging storytelling for fans of the genre.