Airsoftology's Jonathan Higgs puts on a headset, a Code Red CQB Headset, which he recommends as an affordable step up in radio comms for airsoft players. They actually have used the headset for a year now in indoor and outdoor airsoft skirmishes, and they like it due to the availability of adapters for the radio connectors so it can be used with different radio brands. More features of this headset as described by Jonathan in the video below: