Features:1.9 ms ultra-low latency,20 m barrier-free reception,it can use outdoor live broadcast and take a small video.2.It doesn't need APP,plug-and-play,one-click connection,easy to wear.3.Intelligent noise reduction,long endurance of 10 hours,easy to cope with all kinds of noisy environment,worry-free shooting,meet your needs for a day.4.360 full pointing pick up,record every detail of the sound.5.Small and convenient,it compatible with various devices,support mobile phone, tablet, camera, notebook,etcSpecification:Frequency: 2.4GHzInput voltage: DC4.8-5.4VCharging port :for Lightning/for Type-CBattery capacity: 80mAhTransmission Distance: 8 m barrier, 20 m barrier freeMicrophone size: 62*23 * 28mmMicrophone weight: 7gReceiver size: 45*27 * 7mmReceiver weight: 4gPackage included:1 x Rechargeable Wireless Microphone1 x Receiver1 x English Manual1 x USB cable