The SAM-80 from HAROGIC Technologies is a RF Spectrum Analyzer with Frequency 9 kHz to 8.5 GHz, Resolution Bandwidth 0.1 Hz to 10 MHz, Analysis Bandwidth 100 MHz, Real Time Bandwidth 100 MHz, DANL -166.6 to -113.6 dBm. Tags: USB / Computer Controlled. More details for SAM-80 can be seen below.