Purchase Qty. Reference FOB Price
100-499 Pieces US$125.00
500-999 Pieces US$120.00
1,000-9,999 Pieces US$110.00
10,000+ Pieces US$100.00
Product Description
130nm digital signal processing chip 4-channel automatic volume control (WDRC) Hyper cardioid pickup pattern microphone Double microphones Middle-power output with low distortion Adaptive feedback cancellation Layered Noise Reduction Automatically saving volume &Mode Multiple functions ...