[. . . ] ADN D1 FEATURES Gooseneck microphone with Sennheiser super-cardioid capsule High-performance twin loudspeakers Convenient cabling via RJ45 sockets Modern industrial design, hidden cable connections Strain relief available for fixed installations DSP limiter Digital delegate discussion unit The digital delegate unit ADN D1 offers high speech-intelligibility in a modern design. [. . . ] Total harmonic distortion shall be a maximum of 0. 03% at 50mW/16 Ohms. The unit dimensions shall be, without gooseneck microphone, 7. 28" x 2. 48" x 5. 51" (WxHxD). The digital desktop delegate discussion unit shall be manufactured by Sennheiser and shall be type ADN D1. TECHNICAL DATA Operating voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 V to 52, 8 VDC Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3, 5 W Pick-up pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Super-cardioid THD, total harmonic distortion . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] KG Am labor 1, 30900 Wedemark, Germany www. sennheiser. com 09/11 Sennheiser is a registered trademark of Sennheiser electronic GmbH & Co. [. . . ]