RTX A/S designs and develops advanced wireless short-range radio systems and products in Denmark and internationally. It operates in two segments, Design Services and Business Communications. The company designs, develops, and manufactures wireless IP telephony products and sub-systems, including headsets, handsets, base stations, repeaters for PBX systems and VoIP solutions, location beacons, and advanced cloud-based deployment, monitoring, tracking and administration tools for professional use; microphones, instruments, mixers, speakers etc., as well as professional audio applications, such as monitoring systems, conference systems, and content creation solutions for journalists/vloggers/streamers; intercom systems; and wireless transmission solution for use in wireless gaming headsets, controllers, mice, and keyboards etc. It also offers wireless modules and products for continuous patient monitoring in hospitals; and design and development support services, as well as actual modules, sub-components, and end products on an ODM basis for the wireless solutions. In addition, the company also provides Sheersound audio codec for wireless transfer of live audio signals; and Sheerlink product solutions for wireless music transmission. RTX A/S was founded in 1993 and is headquartered in Nørresundby, Denmark.