Features 1. 4 sets, 2 sets, or 1 set of antenna available; 2. Data encryption supported; 3. Web updated and remote management IntroductionJZURA21 Series meet the ISO18000-6C standard, which is stipulated by the international organization for standardization (ISO) and international electrician association (IEC) JTC1 joint technical committee belongs to SC31 automatic identification and data ...