... 65 Celsius degree.-User can select audio system according to bus, one way is to build-in two speakers stereo, ... the player will be directly connected with the speaker of bus.-Support software updating function-Multi-language OSD: English, Chinese, ... Panel Life: above 50000 hours Packing Information:Packing list: LCD bus player, keys, English manual, remote controller. Packing size: 530mm*180mm ...