UHF 2 in 1 2.4G Wireless Mic Headset Noise Cancelling Microphone with Receiver Plug Stable Sign Receiver

Features Transmission to 262ft 80m Enhances signal stabilityReduces latencyAnti howlingAnti interferenceConstant frequencyClearer sound qualityTransmitter and Receiver built in 400mAh rechargeable lithium ion batteries6 hours working timeCharging time takes 2 5 hours 2 4G Wireless Mic Headset Loud clear and high fidelity sound no interference and echo Dual MicroUSB Rechargeable Wireless Head Mic Suitable for teaching Fitness Instructor public speech trainers stage performers business conversation conference dancing instructor Meeting YouTube recording Outdoor recording Yoga instructor Ball game podcast etc Lightweight and comfortable to wear over head wireless make you more freedom Plug and Play Turn on and short press the signal button of the receiver first and then power on and long press the signal button of the wireless mic transmitter they will be connected automatically Specifications 1 Input Voltage DC3 5V 5 5V2 Maximum Current 75mA3 Battery Type 400mAh Lithium ion Battery4 Charging Time 4Hours5 Continuous Working Time 8Hours6 Frequency Band 600 900Mhz7 RF Transmission Power 10dBm8 Transmission Distance 80M9 RX Sensitivity 88dBm10 Sampling Frequency 48KS s11 S N Ratio 65dB f 1kHz P 1Pa A curve 12 Operating Temperature 0℃ 40℃Packing list 1 Wireless microphone headset1 Wireless transmitter1 6 35mm converter1 USB cable1 User manual