Welcome to Advante! Established in 1996, we have emerged as a trusted and leading player in the industry. Our primary focus is on providing world-class wireless solutions and offering OEM/ODM services to over 50+ countries worldwide. Learn feature of our Mini wireless doorbell as below: - This wireless doorbell kit is easy to install, just plug the door chime into a regular outlet, and install the battery operated bell push button with a sticky pad or screws. - The ring wireless doorbell is designed with universal input voltage, dual voltage of door chime is 110v-240v. - Operating range up to 150 metres on open air, which is applicable for villa, multi-story houses or big property. - The transmitter is battery operated, battery lasts for at least 1 year before you replace a new one. - 32 ringtones selectable on door bell chime,4 level volume adjustable,…