Poly battery charger

Ensure efficient charging of the Poly wireless headset systems with the Poly Savi Deluxe Battery Charger. This spare USB battery charger is magnetic and easily snaps in battery cradles. It allows you to charge the battery without the headset and enables battery replacement mid-call, without losing connectivity when a charged battery is replaced within five minutes of removal. This adapter is compatible with the Poly Savi W440 and W440-M headset models.