Shenzhen Listener Pro Technology Co., Ltd.  

Product Name: Professional Wireless Microphone System in Ear Monitor for Stage Model NO.: LP-PT100 Output Impedance: 50-1000? Wireless Technology: 2.4G Hz Connector(s): TRS 3.5 mm Sound Field Force: Combined Type Transducer Principle: Condenser Microphone Sound Channel: Stereo Directivity: Omni-direction Signal Transmission: Wireless Application: Music, Voice Style: Handheld Microphone Working Frequency: 2400