Frequency Range 150 kHz to 1 GHz
RBW 3 kHz, 30 kHz, 220 kHz, 4 MHz
Reference Level Range -30 dBm to +20 dBm
Low Noise Floor Performance -95dBm @ 30 kHz, -100 dBm typical; over -150 dBm/Hz typical @ 220kHz and 4 MHz RBW
Spurious Noise < -60 dB
FM/AM Demodulator with Internal Speaker
RS-232 Interface and PC Display Software

https://assets.testequity.com/te1/Documents/pdf/insGSP810.pdf