Philips Wireless HiFi Headphone SBCHC8540

Yes, you can always place the headphone on the base unit when you do not use it.

This will not diminish the lifespan of the rechargeable batteries

Note: Every time you place the headphone on the base unit the "automatic 16 hours recharging process" starts. The green 'CHARGING" light on the front of the base unit indicates that the charging process is active.