CQR are the market leaders in PA Buttons. Are range consists of single push and double push mechanical buttons, from Grades 1 to 3 available in a range of finishes. Our Grade 3 'multi' PA Button features a full selection of EOL resistors for your convenience when installing. We have recently introduced the next generation of PA Buttons, the EPA-NG. This electronic hold-up device is available in plus and standard versions and is packed full of unique features never before seen on a similar device. This PA Button features a second relay output which can be utilised in a number of ways, from switching on or turning a cctv camera to operating/activating other devices on a system.