Adder成立于1984年，是英国著名的切换器制造品牌，创始人Adrian Dickens工程师，毕业于英国著名的剑桥大学。主要产品包括：ADDER网络延长器、KVM 切换器、光纤延长器、电源控制器等。Adder KVM(K键盘，V显示器和M鼠标)切换器支持用户使用一套(或多套)键盘显示器和鼠标操控多台计算机;Adder KVM延长器可以支持将键盘显示器(或是触摸屏)和鼠标设置在远离计算机的其他地方，远程操控计算机系统。避免不安全，噪音，灰尘和热源环境的影响;Adder视频音频延长器传递视频和音频信号，适用于数字标牌和流媒体应用，比如商店大屏幕电视和公共信息系统发布。Adder有一个跨行业的庞大客户群，包括零售、金融、工业、医疗、广播媒体、空中交通管制、数字标牌、军事和服务器管理等行业。

Adder design and manufacture an advanced range of KVM switches, extenders and IP solutions which enable the reliable control of local, remote and global IT systems.Adder was established in 1984 by Adrian Dickens, an Engineering graduate from the UK's renowned Cambridge University.

We have an impressive track record for bringing successful and profitable products to market. Adder products are renowned for their technical excellence, reliable performance and robust manufacture.Adder's KVM (Keyboard, Video monitor, Mouse) switches allow users to access and control multiple computers from one (or more) keyboard monitor and mouse. This results in reduced complexity and improved efficiency of IT systems.