The product is an authentic Nintendo Game Boy Advance game cartridge for Castlevania: Harmony of Dissonance, published by Konami in 2002. This RPG game is part of the popular Castlevania franchise and features action and adventure gameplay. It is rated T-Teen and comes with a manufacturer warranty of 3 months. The game is region coded for NTSC-U/C (US/Canada) consoles and is a single unit quantity.