•This microphone makes sure the clearest voice and best recording reception possible •Noise reduction technology can easily cope with various noisy environments and truly restore human voices •Lightweight and compact design,easily clip it to your collar or pocket to free your hand and you can carry it anywhere without burden •Perfect for interviewing,online conferencing,podcasting,vlogging,and live streaming Specifications: •Input voltage: 5V •Working time: 5-6 hours •Battery capacity: microphone: 50mAh; charging case: 200mAh •SNR: 64DBM •Transmission delay: 30MMS •Sensitivity: -42DB •Frequency range: 20-20KHZ •Transmission distance: within 20 meters (without obstacles) •Function: plug and play,reverb function,auto noise reduction when power on,peaker function,headphone monitoring pause mode,charge display Package included: •1 x Microphone •1 x Receiver •1 x Charging Case •1 x English User Manual •1 x Charging Cable •Other items not included