The RadioShack 32-1257 FM Wireless Receiver is a reliable and versatile device designed for use in alarm systems and surveillance setups. With its included power adapter and microphone, this receiver offers convenient integration into existing systems, allowing for efficient communication and monitoring. As a trusted brand in the industry, RadioShack ensures quality performance and durability, making this FM wireless receiver a valuable addition to any facility maintenance and safety plan. All Lights Up when plug in