Feature:1. Professional 16 channelS UHF wireless handheld microphone system, including 2 microphone and a receiver.2. Cardioid directional pickup for effective noise reduction, high fidelity, and clear voice.3. Free adjustment of frequency band, multiple people using it continuously.4. Adopting wireless technology for precise and stable frequency, high frequency matching for strong anti-interference.5. Dual antenna design enhances stable signal reception and wireless transmission up to 80 meters.Specification:Features:Professional 16 channelS UHF wireless handheld microphone system, including 2 microphone and a receiver.Cardioid directional pickup for effective noise reduction, high fidelity, and clear voice.Free adjustment of frequency band, multiple people using it continuously.Adopting wireless technology for precise and stable frequency, high frequency matching for strong anti-interference.Dual antenna design enhances stable reception and wireless transmission up to 80 meters.Plug and play with no settings, microphone run on 2 * AA batteries(not included), easy to carry.Dynamic microphone with high fidelity sound quality, anti howling, great anti-interference capability.Perfect for stages, ballrooms Karaoke, families party, meeting, as well as for giving a speech, presentation, public address.Specifications:Plug: EU / US (Optional)Material: ABSInput: AC100-240V, 50/60HzOutput: DC12V, 1.0AItem Weight: 871g / 30.73ozPackage Weight: 1148g / 40.52ozPackage Size: 37.5 * 29 * 6cm / 14.76 * 11.42 * 2.36inReceiver:Frequency Range: High frequencyFrequency Channel: 16 channels, the ID code changes randomlyOscillation Mode: DSP chip frequency lockFrequency Stability: ±10ppmReceiving Sensitivity: -95~71dBmFrequency Response: 40-18KHzto Noise Ratio: >90dBAudio Output: 300mV(maximum)Size: 216 * 149 * 45mm / 8.51 * 5.87 * 1.77inMicrophone:Frequency Channel: 16 channels, ID code is changed randomOscillation Mode: DSP chip frequency lockFrequency Stabillity: ±10ppmFrequency Power: 10dBmFrequency Response: 40-18KHzDistortion: ≤0.5%Power Supply: 2 * 1.5V AA battery (NOT included)Working Hours: 4-8 hoursFrequency Range: 630-690MHUse Range: 30-50 metersSize: 267 * 48 * 48mm / 10.51 * 1.89 * 1.89inPackage List:1 * Receiver2 * Microphone2 * Ring1 * 6.35mm Audio Cable1 * ChargerPackage List:1 * Receiver2 * Microphone2 * Ring1 * 6.35mm Audio Cable1 * Charger