CHiQ B5U Laser UST Projector : Overview.

This video's just for technical reference ! Music : Artlist.io Visit : https://www.changhong.co.uk/laser-home-theater/b5u/ If you want to buy this product in VietNam, please send me an email ! Please like and subcribe this channel to watch more videos ! #changhong #ustprojector #Chiqb5u