The MP4 player which features 2.5" LCD TFT monitor and has both AV IN/OUT ( NTSC and PAL) , so may do record TV programs or movies and upload them onto your MP4 player. Nothing bad seemed to happen back then, and anything that was classified as being devastating usually turned out okay. https://Nhakhoavietsmile.com/sap-nha-khoa-danh-cho-nguoi-chinh-nha/