M18 bluetooth5.0 Wireless Microphone Receiver DSP Noise Cancelling 400mAh Battery 25g Lightweight Outdoors Video Mini Recording Mic Kit

• Built-in reverb, surround sound, super good sound effects
• Built-in DSP dual chips, intelligent noise removal, cleaner sound
• High-definition LED display, real-time display of various mode status
• New wireless transmission technology, wireless recording vlog video, easy to wear and use
• Super noise reduction effect, filtering noise and ambient sound, making the sound more stereoscopic and clearer
• Comes with an external microphone for more convenient use

Specification: 

• Frequency band: 2.4GHZ
• Battery life: about 12H
• Wireless distance: about 10m (open environment)
• Microphone type: omnidirectional point microphone
• Power supply mode: polymer lithium battery
• Battery capacity: 400mAh
• Microphone frequency response: 20Hz~20KHZ
• Charging voltage: DC5V/0.3A
• Sampling rate: 48KHZ
• Charging time: about 1.5-2H