New Arrival portable karaoke microphone with 1800mAh Li-battery for 2.5 hours 1.Analog TV 2.Support Microphone 3.3"x2 ... Speaker New Arrival Portable Karaoke Microphone with 1800mAh Li-battery for 2.5 hours Specification: * Display: 9" Digital LED* Screen dimention ratio ... /MMC, AV, Game, 2x MIC slot, 1800mAH Li-Battery which lasts 2.5 hours. Multi-function for outdoor, travel, home entertainment with ...