DSP4030 Wall-mounted Speaker (Outdoor Square Speaker) has multiple access to meet different installation and use needs. It is ideal for outdoor usage, meeting IP54 weatherproof test requirements. With waterproof, windproof and dust-proof characteristics, it can also work reliably for a long time even in harsh outdoor conditions; The speaker is widely applied to such occasions as schools, hospitals, squares, parks, shopping centers, airports, stations, sports venues, etc.