Our Products Microphone Noise-cancelling Noise-cancelling Please Click products below, and click Add to Inquiry List for inquiry. Photo Series Product Name Download Product Info. Select NB-6027 Shape size: ∮6.0 x h2.7 PDF NB-6018 Shape size: ∮6.0 x h1.8 PDF NB-6022 Shape size: ∮6.0 x h2.2 PDF NB-4018 Shape size: ∮4.0 x h1.8 PDF NB-4022 Shape size: ∮4.0 x h2.2 PDF NB-4011 Shape size: ∮4.0 x h1.1 PDF NB-4015 Shape size: ∮4.0 x h1.5 PDF NF-6050 Shape size: ∮6.0 x h5.0 PDF NF-6036 Shape size: ∮6.0 x h3.0 PDF NF-9752 Shape size: ∮9.7 x h5.2 PDF NF-9745 Shape size: ∮9.7 x h4.5 PDF NF-9767 Shape size: ∮9.7 x h6.7 PDF NF-8050 Shape size: ∮8.0 x h5.0 PDF Add to Inquiry List Review Inquiry List Back