Mute Control: Noise Lock Frequency Deviation: ±11 kHz Frequency Response: 80Hz–15kHz Frequency Stability: ±0.005% Signal-to-Noise Ratio: >60dB Total Harmonic Distortion: 0.5% (1kHz) Number of Channels: Dual Channel Sensitivity: -70dBm Operating Range: 30 meters in open areas Receiver Power Supply: DC 12V / 320mA Transmitter Power Supply: 1.5V AA Transmission Power: 10mW Frequency Range: 210MHz–270MHz

Mute Control: Noise Lock Frequency Deviation: ±11 kHz Frequency Response: 80 Hz – 15 kHz Frequency Stability: ±0.005% Signal-to-Noise Ratio: >60 dB Total Harmonic Distortion: 0.5% (1 kHz)

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

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

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

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 secondary 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 (fundamental) / < -40 dBc (higher harmonics) 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 (fundamental) / < -40 dBc (higher harmonics) 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%

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