Guangzhou CVR Pro-Audio Co., Ltd.  

Product Name: Conference Microphone/Karaoke Microphone Wireless Microphone System Model NO.: CVR. K-862 Certification: CE, RoHS Application: Commercial Type: Wireless Microphone Brand: Cvr Warranty: One Year Free Warranty Usage: Conference, Meetings, KTV,Speech Receiver: Included Trademark: CVR PRO AUDIO Transport Package: Carton Specification: HIGH QUALITY Origin: Guagnzhou, China HS Code: 851822 Product Description about CVR:CVR PRO AUDIO is a cutting edge professional audio speaker manufacturer specializing in designing and manufacturing professional audio systems,including PA speaker,indoor and outdoor line array speaker,subwoofer,floor monitor, power amplifier and speaker management system. We provide these products for indoor and outdoor events, stadiums, churches, performing arts venues, theatres,conference rooms, meeting halls, and any space where audio system are needed.ModelK-822Receiver specificationsReceiver typeDual Channel Diversity ReceiverIF frenquency110MHz,10.7MHzAntenna InputBNC/50ΩSensitivity12dBuV(80dB S/N)Sensitivity adjustment range12-32dBuVSpur suppression≥75dBMaximum output level+10dBVTechnical parametersOperating Frequency range697-740,740-800,800-850MHzModulation typeBroad band FMChannel number200Channel spacing250KHzFrequency stability±0.005%Dynamic range100dBMaximum offset±45KHzFrequency response80Hz-18KHz(±3dB)Overall noise ratio>105dBOverall distortion≤0.5%Effective range100m(under optimal conditions)100mOperating temperature range-10ºC-+50ºCTransmitter specificationsAntennaHandheld microphone with built-in rotational antenna,Transmitter with 1/4 wavelength Whip antenna PowerOutputhigh power 30mW, low power 3mWSpur suppression-60dBBatterytwo double A,1.5V Alkaline batteriesBattery lifearound 10 hours under common power transmission and 15 hours under low power transmission