zBoost YX024-PCS Directional Indoor Base Unit Antenna for YX500-PCS Increases Cellular Phone Signal Strength Indoors Increases Cellular Phone Signal Strength Indoors Wireless Extenders Yx024-Pcs Directional Indoor Base Unit Antenna Increase indoor signal strength for peak system performance Increase indoor coverage area Provides 7 dBi of gain Antenna may be mounted away from base unit for optimized coverage Easy installation