The IM-209S from Rosenberger is a PIM Analyzer with TX Frequeny 925 - 960 MHz, RX Frequency 880 - 915 MHz, Tx Carrier Power 36 to 46 dBm, PIM Sensitivity < -168 dBc, Residual PIM < -168 dBc. Tags: Portable. More details for IM-209S can be seen below.