About this item 【Stereo and Loud Sound】With digital signal processor and noise reduction technology,this karaoke speaker provides surprising loud volume enough for home party, and more balanced, clear stereo sound quality. Don't worry about others can't hear you. 【Longer Happy Time】Kids karaoke machine and microphone both have a built-in rechargeable battery with large capacity. When fully-charged, you can enjoy up to 5-6 hours of non-stop karaoke fun. Great for taking on-the-go…