Mobile signal boosters are devices designed to enhance cellular signal strength in areas with weak reception. They work by capturing existing signals from nearby cell towers, amplifying them, and then redistributing the improved signal within a designated area. This can help improve call quality, data speeds, and overall connectivity for mobile devices. These boosters consist of three main components: an external antenna, an amplifier, and an internal antenna. The external antenna collects the weak signal, the amplifier boosts it, and the internal antenna broadcasts the stronger signal throughout the space. Mobile signal boosters are particularly useful in rural areas or buildings with thick walls that obstruct signals.