JBL VM-500 Professional UHF Dual Wireless Microphone

JBL VM-500 Professional UHF Dual Wireless Microphone. JBL VM-500 Professional UHF Dual Wireless Microphone SPECIFICATIONS: Signal to Ratio: >/105dB Transmitting Power: >15Mw Frequency Stability: +-0.002 Frequency Range: 610-670 MHz Material: Metal Channel Set: Auto Search Channel Settings Distance: 300M Frequency Quantity: 80 frequencies to choose