... -acoustic technology combined modern electro-acoustic materials makes microphone high energy output. Super dynamic response and tune ... -53dBV/Pa Frequency Response 50Hz-15KHz Nominal Impedance 600Ω Connector XRL plugSpeaker, Loudspeaker, Pro Audio, Audio System, Speaker ... , Sub Bass, Woofer Speaker, Amplifier, Power Amplifier, Microphone, Mixer are our factory production line. Any interested, please ...