Can a second CS60 headset charge while using my unit?
You can charge a second headset if you have an extra battery charger. A battery charger is available as a separate accessory.
Spare CS60 Desk Charger (UK) Part Number: 38307-01
Spare CS60 Desk Charger (EURO) Part Number: 38308-01
Note: that your headset and your charging base come subscribed (i.e. linked) to each other. If you want to use a different headset with your charging base, you will need to subscribe the new headset to the charging base. (Every time you switch headsets, you will need to re-subscribe).