Sennheiser ADN-W BA
The ADN-W BA Lithium-Ion battery pack powers the ADN-W C1 and ADN-W D1 wireless conference units. A fully charged battery pack offers an operating time of more than 20 hours. The battery charge status can be checked by pressing the test button or via the Conference Manager software.The ADN-W BA features two LED indicators for both battery and RF status. The battery pack can be charged individually by the NT12-50C DC power supply. Delegate or chair stations equipped with a battery can also be charged via ADN-W L 10 charger or ADN-W CASE UNITS.