Plantronics Savi/CS500 series In-Use Busy Indicator Light (OLI). Compatible with

• Plantronics CS510, Plantronics CS520, Plantronics CS530, Plantronics CS540
• Plantronics W740, W710, W720, W730.
• As well as the older Plantronics Savi WO100, Savi WO200, Savi WO300, Savi WO350.

Let Your co-workers will know you're on a call when they see your indicator light on.

Important:  This busy light is NOT compatible with Plantronics M12 Vista amplifer or the new Plantronics M22 amplifier

Need extra length? If the 4' cable length is not long enough, we also carry the 6 feet exenstion cable for the busy light