Thank you for your interest! This is a listing for one set of the ELPA/Asahi Denki Portable Wireless Chime, "PWC-100 Portable Wireless Chime"‼️ ※ This is a used item, but it is in very good condition with almost no dirt or scratches! ※ When the call button on the remote unit is pressed, it will sound "ding-dong, ding-dong" twice, and the red lights on each unit will also light up, with the remote unit lighting up and the main unit flashing. ※ Both the main unit and the remote unit are portable, and the main unit has a hook (detachable) for belts, etc. ※ The batteries used are included, but please be aware that they are used and have been consumed. Also, the batteries will be removed before shipping. ★ How about using it as an intercom, a call device within the home or between family members, or for home care, store registers, or reception desks? #ELPA #PWC100 #PWC100PortableWirelessChime #PortableWirelessChime #ELPAPWC100PortableWirelessChime #WirelessChime #Chime #ELPA #Bell #PortableChime #StoreReception #Register #RegisterReception ＊Please check the photos and consider purchasing. Everything in the images is included. ＊Please refrain from purchasing if you are sensitive to items stored at home. ＊Please understand that we will ship with simple packaging. ＊Please feel free to send a message if you have any questions or price negotiations. ＊We will only deal with those who can protect personal information. ＊Thank you for your understanding and consideration. ＊The measuring tape used for the product measurements is not included.