This is a Dreamcast LCD screen peripheral with A/B buttons and a mode switch function. - Model: RKT-7000 - Brand: Dreamcast - Buttons: A, B, SLEEP, MODE - Battery Type: CR2 - Display: LCD screen Thank you for viewing. There is some yellowing, discoloration, scratches, and dirt due to aging. Please refer to the photos and make your judgment. This is a used item stored by a private individual, so please understand, consider, and agree to this before bidding. Thank you for your consideration. #Sega #Dreamcast