Industry leading -155 dBc certified low Passive InterModulation (PIM) Distributed Antenna System (DAS) In-Building ceiling mount omni antennas. The Pulse Electronics line of DAS in-building low PIM omni antennas meet the most demanding PIM requirements for 2G, 3G, and LTE/4G bands. These low PIM antennas help meet increasing demand for high data rates and streaming video for mobile devices. The wide band design meets the needs of operators around the world.