Uncle Milton - Secret Sounds Ultrasonic Listener

Did you know there is noise all around us that humans can't hear? Many animals such as bats, crickets and frogs send out sounds in ultrasonic frequencies. You can discover these sounds with Secret Sounds. So go ahead and experiment... you won't believe your ears! This ultrasonic listener includes a listening device, bat sound emitter and earphones. The listening device requires one 9V battery (not included) and the bat sound emitter includes three AG13 button-cell batteries. This product is recommended for ages 6 and up. This secret sounds listener is a great toy that any kid would love!