AKG Microphones
Product : Professional wireless microphone system
Model Number : WMS420 Vocal Set Band-A
Series Number :
Carrier frequency range530.025 – 931.850 MHz
ModulationFM (Frequency Modulation)
Total harmonic distortion at 1 kHztyp. 0.8%
Signal to Noise RatioTyp. 105 dB(A)