Spy Sound Amplifier

The Spy Sound Amplifier is a Nerf-branded INGO accessory that was released in 2013.

It comes packaged with a set of earbuds.

Details
The Spy Sound Amplifier is a sound amplifier that is used to hone in on other people's conversations to be able to hear what they are saying.

History
It was first debuted at the 2013 New York Toy Fair.