Brand Name: EYKStyle: Handheld MicrophoneTransducer: Dynamic MicrophoneUse: Karaoke MicrophoneSet Type: Matched PairPolar Patterns: CardioidCommunication: wirelessPackage: YesModel Number: E3002Operating Frequency: 500-600MHz(We have 5 set Frequency)Oscillation Mode: Quartz Controlled Fixed FrequencyChannel Number: 2 ChannelWorking range: 60m(Without obstacle)Tube Material: Receiver : Plastic/Handheld Mic : MetalWarranty: 1 yearUse: KTV,Speech,Stage,Performance,Entertainment