Product Name: True Diversity Wireless Microphone 8122 Model NO.: Sanway 8122 Output Impedance: 50-1000? Wireless Technology: UHF Connector(s): XLR 5 Pin Sound Field Force: Pressure Differential Type Transducer Principle: Carbon Granule Microphone Sound Channel: Stereo Directivity: Omni-direction Signal Transmission: Wireless Application: Music, Meeting, Measurement Style: Headset Microphone Type: Single Channel Microphone Operation Distance: 300m Trademark: SANWAY OR OEM Transport Package: Durable Carton Specification: Single Channel Origin: Made in China HS Code: 8518500000 Product Description Single Channel Concert Sound Equipment Pro Audio Speaker Wireless Microphone, True Diversity Wireless Microphone 8122Feature:1. Single Channel Microphone2. Dual Tune True Diversity3. Half Width Box4. Adjustable Squelch5. Auto Signal Scan6. Operation Distance 300mSanway Hotseller FP10000Q Power Amplifier:http://cnsanway.en.made-in-china.com/product/DqimbPglZeWC/China-10000W-Audio-Amplifier-PA-Power-AMP-Professional-Amplifiers-Fp10000q.htmlT11:1>. metal structure2>. LCD shows freq, channel, battery powerApplication:Live event performance, touring concert church, Band, stadium, gymnasium, theaters, Cinema, concert halls, auditorium, hotel, School, discos, club, wedding, etc.