The IM-TDFP from Rosenberger is a PIM Analyzer with TX Frequeny 1880 - 1890 MHz, RX Frequency 1900 - 1920 MHz, Tx Carrier Power 36 to 46 dBm, PIM Sensitivity < -168 dBc, Residual PIM < -168 dBc. Tags: Bench Top. More details for IM-TDFP can be seen below.