9.7*4.5mm bi-directional microphone noise cancelling microphone
6*2.7mm uni-directional microphone call center headset microphone -41dB
6*3.6mm uni-directional game headset mic component noise cancelling -46dB
9*4.5mm uni-directional karaoke microphone component noise cancelling -47dB
MEMS analog microphone 3.7*2.9mm microphone SMT microphone
6*2.7mm omni directional earphone handfree microphone component DIP 1.6mm waterproof