Plantronics Duoset Firefly and S12 Amplifier
	Connects to any phone where the curly cord is detachable from the handset. Headset has dual wearing styles and the the Firefly in-use indicator light on the end of the microphone boom. Convertible headset with over-the-head and over-the-ear wearing styles Firefly in-use indicator Noise cancelling microphone Works with the majority of corded business phones Volume adjustment Mute/privacy button Battery powered (optional mains adaptor available)