RF carrier frequency range: 640–690 MHz Operating distance: 40–50 meters in open areas Frequency stability: ±0.005% Signal-to-noise ratio: >100 dB RF output power: 10 mW Harmonic radiation: < -50 dBc (fundamental) / < -40 dBc (second harmonic) Maximum output sound pressure level: 130 dB Microphone capsule type: Dynamic

RF carrier frequency range: 640–690 MHz Operating distance: 40–50 meters in open areas Frequency stability: ±0.005% Signal-to-noise ratio: >100 dB RF output power: 10 mW Harmonic radiation: < -50 dBc, with a lower limit of < -40 dBc Maximum output sound pressure level: 130 dB Microphone capsule type: Dynamic

RF carrier frequency range: 640–690 MHz Operating distance: 40–50 meters in open areas Frequency stability: ±0.005% Signal-to-noise ratio: >100 dB RF output power: 10 mW Harmonic radiation: < -50 dBc (typical), < -40 dBc (maximum) Maximum output sound pressure level: 130 dB Microphone capsule type: Dynamic

System Characteristics Channel: 2 channels Frequency Range: 610–690 MHz Frequency Response: 75 Hz – 18 kHz Sensitivity: -90 dBm Distortion: <1.0% @ 1 kHz Signal-to-Noise Ratio: >98 dB