The Smart Acoustic SHD60 Headphones

The SHM250 is an add on Wireless Microphone to suit the SWM250 Wireless System.
It features lightweight poly-carbonate construction for minimal handling noise. It's steel mesh grill is durable and can be replaced.
It runs on 2 x AA Batteries that are enclosed within its easy to open battery compartment. It's Infrared Pairing functionality for channel selection allows you to connect to your SWM250 quickly and efficiently.