Karaoke DVD Player 1.two speakers 2.1800mAh Li-polymer battery lasting 2.5hours 3.support DVD, USB, CARD REDER, ... GAME NEW Karaoke DVD Player with 2 speakers+Li-Polymer battery for outside use MX-1011D Specification: * Display: 9" Digital ... : PAL/ NTSC/ SECAM, 255 channels* Built-in battery: 1800mAH Li-Polymer* Power supply: DC 12V 2A* Unit Color: Gold, Black, (optional ...