1) Frequency range: UHF 500~960MHz (tunable) 2) Modulation mode: FM (PLL) 3) Nominal / peak deviation: +/-25kHz / < +/-48kHz 4) Frequency stability: > +/-15ppm 5) AF frequency response: 60Hz~18kHz 6) S/N (1 mV RF and peak deviation): >110dB (A) 7) T. H. D. (at nominal deviation and 1kHz): <=1% 8) Temperature range: -10~+55 degrees Receiver: 1) Sensitivity (peak deviation): 3uV (52dB S/N) 2) AF output voltage (at peak deviation 1kHz AF out): A) Balanced: +10dB (XLR) B) Unbalanced: +4dB (1/4", 6. 3mm jack socket) 3) F/N ratio: >80dB 4) P/N ratio: >80dB Transmitter: 1) RF output power at 50 ohm: 8~30mW 2) RF squelch: >50dB Please refer to our website for more information and more models, thanks.