B-Series – Desktop enclosures for all purposes Compact RF shielded boxes designed for benchtop use. Ideal for quick RF testing of small devices such as smartphones, tablets, routers, and IoT products. Lightweight construction. And basic I/O panels make them suitable for R&D labs and service centers. Typical RF Attenuation: Minimum 80 dB from 0.1 GHz up to 12 GHz