Portable Mobile DVD Player Wide compatibility for flexible media: supports CD, CDR, CDRW, MP3, and WMA discs, enabling playback of a range of audio and data formats. Flexible audio options: builtin 3.5 mm headphone jack lets you connect headphones for private listening or external speakers for shared sound at home or on the go. Longlasting battery for portable viewing: 1800mAh rechargeable battery provides extended playtime, so you can watch movies without a power source. Lightweight, compact design: measures 135.5 x 135.5 x 27 mm and weighs 270 g, making it easy to carry in a bag or backpack. Practical use scenarios: Travel entertainment during flights, road trips, or train rides. Hotel or dorm room viewing where there is no TV. Private movie sessions at home or in outdoor settings using headphones or speakers.