Wireless Lapel Microphone Portable Mini Mic Noise Reduction Audio Video Recording Microphone With Charging Box Features: Intelligent noise reduction,long endurance] of 10 hours,easy to cope with all kinds of noisy environment,worry- shooting,meet your needs for a day. -low latency,30m barrier- reception,it can use outdoor live broadcast and take a small video. Plug and Play: No Bluetooth or APP needed. The wireless lavalier microphone can be clipped to the collar for hands- audio and video recording. Just need to plug the receiver into your device, and power on the microphone, it will start working Rechargeable : This lavaier mic has a stable audio signal, the longest wireless transmission distance can 65FT and the DSP chip can bring more stable transmission. Wireless microphone transmitter has built-in rechargeable battery with working up to 8 hours. Omnidirectional Mic with Noise Reduction: The built-in intelligent active noise reduction chip allows you to record clearly in noisy environments, which can provides , soft, natural and stereo sound around for recording or real video. Omnidirectional pointing pick up,record every detail of the sound. Small and convenient,it various devices,support mobile phone, tablet,notebook,etc. Product Description: Product Name: Wireless Bluetooth Microphone Color:black Charging current: 70mA Charging compartment capacity: 600mAh Transmission rate: 2.4G Battery capacity: 60mAh Frequency response range: 40Hz20KHz Signal-to-noise ratio: >=75dB >=75dB Charging time: 2 hours Input Voltage:DC4.8-5.2V Transmission distance:30M Size:3.26*1.65in Weight:0.26lb Includes 1x Microphone 1x Data Cable