Buttons are easily identified with tactile feel and can be operated with one hand. Features: Built-in speaker,Variable speed control, Cue and Review, Tape erasing, Auto shut-off. Uses 2-AA Alkaline (batteries not included). Microphone. Play standard NLS talking books and commercial tapes. Includes headphones. Measures aprox. 51/4"x31/2"x1". 90 days warranty.