The invention belongs to the field of players, in particular to a portable blue-ray player. The player comprises a player main body, a rear cover, a bin door cover, a rotating shaft device and a positioning block, the rear cover is provided with a groove and a first positioning block limiting groove. The bin door cover is positioned in the groove; the bin door cover is rotationally connected withthe rear cover through the rotating shaft device; a second positioning block limiting groove is formed in the side wall of the bin door cover; the positioning block is installed in the first positioning block limiting groove, the end of the positioning block is arranged in the second positioning block limiting groove, the rear cover controls the bin door cover to be opened and closed through the positioning block, the rear cover is further provided with a switch assembly, the switch assembly is elastically connected with the positioning block, and a buffer assembly is further fixedly installedin the groove. The multi-angle adjusting device has the advantages that children can be prevented from accidentally touching the bin door cover switch button to open the bin door cover or the bin door cover too fast to open the bin door cover to hurt the children, and multi-angle adjustment can be carried out on the machine legs.