There is a neckband available for the D10 Series.
A lightweight neckband for the Sennheiser DW Office and D 10 series.
The neckband is to be mounted on the headset by the use of a click-on adapter.
PLEASE NOTE: When this product is used with a D10 headset, you will need the HSA 20 (Article-No. 506524) to be able to connect it.