Wireless Microphone UHF 150M/492FT Range Transmission Metal Handheld Mics with IR Auto Frequency Scan AA Battery Powered Dual Wireless Mic System For Stage Karaoke Church

Wireless microphone system comes with 2 handheld microphones and a 4-antenna rack-mount receiver. Adopted professional UHF frequency design to reduce signal interference and signal dropouts.Each microphone has 99 optional frequency channels. You can quickly finish frequency sync via IR infrared auto scan function. The receiver has independent volume control for channel A and B, so you can adjust the volume of two mics separately to get balanced sound.Made with solid metal casing, the handheld mic is sturdy for long time use. Built-in dynamic microphone capsule captures your voice clearly and reduces background noise. The wireless transmission distance can reach 150 meters in open space, giving you freedom of movement during singing or speech.The receiver is equipped with XLR balanced output and mixed audio output. It can connect to powered speakers, audio mixer, amplifier, sound card and other multimedia audio devices.> Note: This system CANNOT work directly with mobile phones and computers.Perfect for home karaoke, stage show, wedding, classroom lecture, conference, bar performance and family party. Up to 5 sets can run at the same time without frequency conflict, ideal for large events.Package List:- 2 × Wireless Handheld Microphone- 1 × Wireless Receiver- 4 × Antennas- 1 × Power Adapter- 1 × Audio Cable- 4 × AA Batteries- 2 × Mic Foam Windscreen- 2 × Anti-Rolling Mic Ring- 1 × User ManualDiversity reception----The receiver can receive the signal of the same wireless microphone from the two antennas respectively, and select the stronger signal through the internal circuit. This method can greatly eliminate the receiving dead zone, avoid mute or dead noise.Generally, in important occasions such as live performances and studios, products with true diversity must be selected to ensure that no dead spots occur within the practical operating distance.system indexFrequency range: 600MHZModulation system: Broadband FMAdjustable range: 50MHzNumber of channels: 200Channel spacing: 250KHzFrequency stability: within 0.005%Dynamic range: 100dBMaximum frequency deviation: 45KHzAudio Response: 80Hz-18KHz (3dB)Comprehensive signal-to-noise ratio: >105dBComprehensive distortion: W0.5%Working temperature: -10'C-+40,Creceiver indexReceiving system: double conversion supersonic heterodyneIF frequency: the first IF frequency: 110MHz, the second IF frequency: 10.7MHzWireless interface: BNC/50ΩReceiving distance: ≥ 100-250 metersSensitivity: 12dBpV (80dBS/N)Sensitivity adjustment range: 12-32 dBpVSpurious suppression: 275dBMaximum output level: +10dBVemitter indexAntenna Solution: Wearable Transmitter Using 1/4 Wavelength Whipantenna. The handheld microphone has a built-in helical antenna.Output frequency: high frequency 30mW, low frequency 3mWSpurious suppression: -60dBPower supply: two AA batteriesUse time: If it is 30mW, the time is more than 10 hoursIf it is 3mW, the time is more than 15 hoursBox size: 52.4x32.8x6.6cmReceiver size: 48.4x17x4.2cmMicrophone size: 26.4x4x2.1cmGross weight: 3kg