أنظمة المؤتمرات الصوتية  شركات مصنعة، تجار، موردون، مزودو خدمات

تأسست Shenzhen Lehman Optoelectronics Technology Co.، Ltd. ( اختصار الأوراق المالية : Lehman Optoelectronics، رمز الأوراق المالية : 300162 ) في عام 2004. وهي خبير عالمي رائد في LED فائق الدقة وأول شركة مدرجة في الصين ذات تقنية عالية لعرض LED. تركز Lehman Optoelectronics على صناعة الفيديو فائقة الدقة 8K، مع منتجات العرض فائقة الدقة 8K Micro LED القائمة على تقنية COB المتقدمة كقائد لإنشاء مجموعة كاملة من منتجات LED وبيئة الحلول. في عام 2019، أصبحت ليمان إلكترونيات ضوئية شريكا استراتيجيا لصناعة الفضاء الصينية.حول منتجات LED ذات التقنية العالية، بنى LEMan Optoelectronics نظامًا بيئيًا لمنتجات LED بما في ذلك شاشة LED فائقة الدقة تعتمد على تقنية COB المتقدمة، ونظام مؤتمرات ذكي 5G، ومجموعة كاملة من حلول LED، والإضاءة الذكية LED، ومشروع إضاءة المدينة الجميلة، وحلول تكامل المعلومات، والعمليات الرياضية المتكاملة. في عصر التغطية السريعة 5G اليوم، تتبع Lehman Optoelectronics عن كثب اتجاه العصر، بدءًا من 5G + 8K + AI، وتلتزم ببناء المنصات في المدن الذكية وحلول تصور مركز البيانات وغيرها من المجالات.

Guangzhou DSPPA Audio Co., Ltd. is a professional audio manufacturer since1988. With more than 30 years' history of designing and manufacturing audio products, DSPPA has enjoyed a high reputation in and out of China. Technology innovations, strict quality and environment control (ISO 9001&ISO14000) and market-oriented products have made DSPPA to be the leading brand in the field of public address system  and  conference  system. As  the  chief  editor  of  the Technical  Code  for  Public Address  System Engineering  of  China,  DSPPA  is  widely  recognized  as  the  largest  and  most  professional  audio equipment supplier in China.

Professional Audio / Visual Manufacturer
Since its establishment in 2015, VISSONIC has been advancing the global audio-visual industry through professionalism and innovation. As a committed practitioner of the “Professional Audio Video Manufacturer” vision, we focus on delivering high-quality, intelligent, and fully integrated AV solutions for parliaments, forums, medium-to-large conference venues, press centers, and other professional meeting environments.
With core products including audio conference systems, video transmission matrices, paperless conference systems, and digital infrared language distribution systems, VISSONIC has served 86 countries, 350+ cities, and nearly 10 million users worldwide. Our solutions have been successfully deployed at the United Nations General Assembly, CICA Summit, Belt and Road Forum, UN COP Biodiversity Conference, as well as in numerous world-renowned universities.
Driven by technological innovation, VISSONIC has independently developed the Audio Link digital transmission protocol, breaking through traditional limitations to deliver fully digital encrypted signal transmission, a network-based daisy-chain architecture, digital simultaneous interpretation, high-fidelity audio, low latency, and synchronized video and control signal delivery — meeting the needs of conferences of various scales and complexities.
In the field of audio transmission, we introduced digital and wireless conference systems with DSP signal transmission, along with highly advanced multimedia conference systems. In video transmission, we have achieved fully visualized video wall processing, ultra-high-definition return display, and full 4K@60 4:4:4 transmission. In the realm of paperless conferencing, we have built a comprehensive and efficient fully digital meeting workflow, enriching the participant experience. Every innovation from VISSONIC drives the industry forward.
To date, VISSONIC has been awarded 120 patents and authoritative certifications, including CCC, CE, RoHS, and ISO9001, making us a trusted partner for clients worldwide. Moving forward, we will continue to combine an international perspective with cutting-edge technologies to deliver more efficient, intelligent, and reliable conferencing experiences — making every communication clearer, faster, and more valuable, driving AV industry innovation, and building a full-scenario audio-visual ecosystem.

Telefone System/DECT/VoIP-Telefone Telefonanlagen/TK Systeme/Lizenzen/ OP 7 und OP17 Displays. OptiPoint Displays. Headsets/Konferenzsysteme + Zubehör hier bei Phone-Distribution.
Unsere Maxime lautet:
attraktive Preise, exzellente Qualität der Produkte und des Service, sowie hohe Zuverlässigkeit. Wir sind spezialisiert auf den Handel mit neuen und refurbished ITK- Produkten: Seit über 30 Jahren internationale Erfahrung in der Informations- und Kommunikationstechnik, gesammelt bei den Marktführern der Branche.
Heute bieten wir Ihnen ein allumfassendes Sortiment von über 2000 ITK-Elektronikprodukten namhafter Marken wie zum Beispiel von: UNIFY / Siemens, Alcatel-Lucent, Ascom, Siemens Gigaset, Mitel, Brondi, RTX, TAPI, DUOPHON, Jabra GN Netcom, Plantronics, AxTel, IPN, und vielen weiteren.
Unify OpenScape & Siemens HiPath Telefonanlagen, TK Systeme & Baugruppen

Nuoxun Audio established in 2016，Nuoxun is a professional audio equipment factory. We focus on research and development, technical support, production, sales and service. NUOXUN is mainly engaged in professional digital conference system, digital audio processing system, wired and wireless microphone system, sound amplification system and other integrated application solutions.We have obtained three international certifications of ISO9001 quality management, ISO14001 environmental management and ISO45001 occupational health safety management, CNAS third-party authoritative test report for products, 3C certification, CE certification.

We offer quality and innovative products under the Matosio brand. Matosio has made it its mission to significantly improve the performance and simplicity of communication for companies and their employees, at a lower cost. After years of research and development in the field of audio-video technologies and artificial intelligence, we offer you a professional range of efficient and ergonomic videoconferencing equipment, perfectly adapted to your needs.