The IM-208S from Rosenberger is a PIM Analyzer with TX Frequeny 869 - 894 MHz, RX Frequency 824 - 849 MHz, Tx Carrier Power 36 to 46 dBm, PIM Sensitivity < -168 dBc, Residual PIM < -168 dBc. Tags: Portable. More details for IM-208S can be seen below.