• Capacitive sound pickup head, stable frequency, natural sound, high degree of reduction
• Gooseneck hose design, 360-degree free adjustment at your will, easy to use
• UHF adjustable high-frequency circuit design, easy to avoid interference frequencies. Provides clear, solid, best true sound
• The four-channel wireless microphone system has 48 set channels, you can choose the appropriate channel/frequency in some interference places
• Omnidirectional sound picking, long-distance reception and anti-interference

Specifications:

• Sound pickup head: Capacitive
• Frequency Response: 20Hz-14KHz
• Directivity: Omnidirectional
• Sensitivity: -59±3dB
• Output Impedance: 1000Ω±30%
• Voltage Phase: Positive pressure on the vibrating membrane at pin2 generates a positive voltage with respect to pin3
• Battery power: 1.5V battery * 4 (Not included)