PI series indoor led poster is a high-quality digital poster that supports floor mounting, wall mounting and ceiling mounting. It also supports multiple control modes, including USB, WIFI, 4G/5G, APP and HDMI input signal. The key features are super thin, interchangeable module, easy control. It is widely used in airports, high speed railway stations, subway stations, hotels, banks, hospitals, shopping malls, etc. It can help you better attract customers’ attention and improve advertising exposure.