X Series residential wiring devices 4-way switch offers an array of new features, such as flush mounting, easy installation, and connectivity with wifi. The rated operational voltage of this switch is 120V and 277V. Integrate with popular voice assistants like Amazon's Alexa and Google Assistant for more comprehensive automation. Sold in 10 pieces, the connection are screw terminal. Its matching mounting box can be recessed into the surface of the wall for flush mounting. This device is compatible with the rocker plate and the cover plates of the XD series, so that the personalization of your interior design with many styles of dcor is possible. This switch has a width of 37 mm, a height of 103 mm and a depth of 37 mm. The UL certified switch without the rocker plate allows for use during rough-in phase. It supports upgrading the color or design of the switch after initial installation without removing the switch from the wall. By satisfying the UL 20 standard, this switch is cUlus certified.