
ES700 Wireless Microphone Receiver
Frequency range:640-690MHz
Adjustable channel number:100×2
Oscillation mode:Phase-locked loop frequency synthesis (PLL)
Frequency stability:±10ppm
Receiving Method:True diversity superheterodyne secondary frequency conversion
Pilot mode:Digital pilot signal
Circuit audio frequency response:20-20000Hz
Harmonic distortion:≤0.5%
Signal-to-noise ratio: ≥50dB
Audio Output:Balanced output and mixed output
Receiving sensitivity:≤-100dBm
Power supply specifications:12VDC/2A
Handheld / waistpack / swivel-head transmitter
Frequency range: 640-690MHz
Adjustable channel number: 200
Oscillation mode: Phase-locked loop frequency synthesis (PLL)
Harmonic Suppression: -30dB
Modulation method: Frequency modulation (FM)
Frequency modulation method:: Infrared frequency synchronization
Maximum offset: +-45KHz
RF power output: 3-30mW
Microphone pickup head: Dynamic coil type
Power supply method: 2 AA batteries
Usage duration: Approximately 8 hours