Fisher-Price Nursery Monitor vintage toy ‘80s Cream and Brown

Working vintage Fisher-Price Nursery Monitor, specifically model #157. This model was released in 1983. About the #157 Nursery Monitor: It is a two-piece electronic listening system designed to help parents hear their baby in another room. It consists of a transmitter and a receiver. The transmitter operates on standard household current (120V AC outlet) using an AC adapter. The receiver can be powered by either an adapter or a 9-volt battery.