Style: Gooseneck Microphone Communication: Wireless Use: Conference Microphone Host Operating Voltage: DC-12V-14V2A Working Current: 600 MAH Power: 5 W Receiving sensitivity:-105dBM Audio Output voltage: 1 V Receiving effective distance: 60 meters straight Accessible Audio Response: 50 HZ-15 KHZ Carrier Frequency: UHF600MHz-840MHz Frequency Stability: +-0.001% WiFi channels: 60 Show More