Professional 4-channel UHF Headset wireless microphone system Z04Adjustable U-segment frequencyGood sound quality, long distance, no whistling.HIGH FIDELITYWide sound field, wide range,balanced timbre, delicate mid and high frequencyhigh frequency and coarse low frequencyTransmits up to 100 metres long distanceIn a completely open area, without buildings and walls, without signal interference, clear weather and other obstacles, the receiving distance can reach 100 meters.High-fidelity wheat core: easy singing, clear soundHeart-shaped moving-core cardioidHIFI-fidelity wheat head voice coil with low distortion, anti-how 'ng, noise reduction and clear sound quality.reduction and clear sound quality. Guarantees heart-shaped signalThe sound of the sound in front of the microphone attenuates sound from other directionsINTELLIGENT DISPLAY SCREENMultiple machines are used at the same time on the same occasionThere will be no cross-frequencyTechnical specifications:Frequency range: 640 MHz-699 MHzFrequency width: 60MHzModulation method: FMMaximum frequency deviation: 45KHZFrequency response: 100HZ-300HZSensitivity: 55dbBuVSignal-to-noise ratio: 50dBDistortion: <5%Balanced output: 250MV/600 ΩWorking distance: 50-100 MPower consumption: 8WStatic power: 3WSpurious suppression: >50dBImage rejection: > 50dBWorking Temperature: -10 ℃ -55 ℃Working voltage: ≤ 350MAWorking current: DC12VUnbalanced output: 400MV/3kΩReceiver specifications:RF output technical parameters.Dynamic range: 50dB(A)Oscillation mode: PLL phase-locked frequency synthesisTransmit frequency stability: <30 ppmFrequency response: 100HZ-300HZTrademark core: moving coil typeRF Power Output: 30 mWInput gain: 130dB SPLBattery: AAprofessional wireless microphoneSuitable for theatrical performances, conference speeches, entertainment KTVvenues, bar c ubs, K song family entertainmentSpeaker KIToutdoor speakerUniversal mixerlaptop computerpower amplifiermultimedia soundMULTI-STAGE USEStrong adaptabilitySupport business meetings, home, KTV,stage, education and training, etc.Package includes:4 x Headset Microphones1 x Transmitter4 x Antennas1 x Power supply1 x Instruction manualATTENTION:1. You will need to connect this system to extra audio equipment like amplifier/speaker to output the sound. It DOES NOT come with speaker.2. Please keep the receiver away from Bluetooth or other digital devices (such as cellphones, jukebox, DVD, etc.) to avoid potential sources of interference.3. Please do not face the microphone to the receiver too closely, in order to avoid feedback and statics.
