I want to know about Hdd karaoke player,please! -Where I can buy HDD karaoke player in ThaiLand ? -(one of sentence)"Built-in...,.. Thai language,while playing songs or menu display? -Can support HDD max capacity and SATA-II and FAT NTFS ? -How much per one set include HDD 250 GB and not include HDD? in US $ or rmb * I want this product to connect coil control(can support?) to play karaoke in karaoke shop. 谢谢!