K9 iPhone double Microphone K9 Wireless double Microphone for iPhone Compatible with iPhone / apple Battery capacity: 80mAh Battery life: 6-7 hours Signal-to-noise ratio: 64DBM adaptive noise reduction No APP, plug and play, one-key connection, easy to wear. Intelligent noise reduction, 6 hours of long battery life, easy to deal with various noisy environments, worry-free shooting, to meet your day's needs. 360 omnidirectional pickups record every detail of the sound. Transmission distance: barrier-free 20m-30m

$11 $25-56%
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