The MDSR60 is the latest MD player model made by Sharp. It combines portability with ultimate ease of use. Whit the monaural function, the MD-SR60 provides high-quality digital enjoyment.The new Sharp MD-R60 features a sleek modern design and advanced energy efficiency so it uses only a single included Ni-MH battery or a regular AA battery. It also has a totally cool multi-battery type compartment that will accept the Ni-MH or AA battery in the same slot. No extra AA battery attachment needed! The MD-R60 features 3-Mode Digital X-BASS, sampling rate converter, 10-second shock memory, included optical and analog cables and more!