Philips markets the HDMI-CEC feature under the proprietary name 'EasyLink'. HDMI-CEC is an industry standard supported by many brands, under various proprietary names.
EasyLink uses the HDMI CEC industry standard protocol to share functionality between connected devices and the TV. With Easylink, only one remote control is needed to operate the main functionalities on your TV and connected devices.
EasyLink uses the standard HDMI cable to transfer system commands. It works between all electronic devices equipped with HDMI CEC.