... 1570*340*30mm2) Frequency: 8.2MHzR3100ADurable design, Leading 3D Detection technologyHigh-performance electronics, Design for By-pass installation— ... ,R3100A is your only choice.Super excellent digital RF technology provides maximum alarm integrity:Ideal for complicated ... s area of retail environmentCompatibility with all 8.2MHz RF tags, labels, and accessories, allow flexibilityEngineered from ...