Profile: EFJohnson Technologies is a designer and marketer of secure communication solutions. Our product line includes 5100 ES series, 51SL ES series & 51Fire ES series portable radios, 5300 ES series & 53SL ES series mobile radios, Lightning™ control head, Hybrid IP25™ infrastructure system, Stargate™ dispatch console, IP25™ Voter, base stations & repeaters, 525 & 527 series access points and encryption modules. We offer radio accessories including speaker microphones, encryption keyloading devices, headsets, surveillance kits, carrying cases, batteries and chargers. Our single IP25™ Voter can support up to 16 receivers operating on the same frequency.