Sennheiser ADN-W D1 Wireless Table Microphone

<p>The ADN-W D1 wireless delegate unit offers excellent speech intelligibility and ease of use. Powered by the exchangeable ADN-W BA battery pack, the unit offers more than 20 hours operating time. The delegate unit features a microphone key that functions either as an on/off switch or as a request-to-speak button. The unit is equipped with a high-performance broadband twin loudspeaker system for decentralized sound reinforcement. A screw-on microphone socket is provided to connect a super-cardioid ADN-W MIC gooseneck microphone (available in different lengths and frequency responses). The wireless delegate unit with its battery pack can be charged in the ADN-W CASE UNITS or using the NT 12-50C DC power supply.<br /></p><p><strong>What's in the box?</strong><br /></p><ul><li>ADN-W D1</li><li>Quick guide</li></ul><p><strong>Technical Data</strong><br /></p><ul><li>Dimensions: Width 7.2", Length 7", Height 2.6"&nbsp;</li><li>Frequency response: 100 Hz to 14.5 kHz&nbsp;</li><li>Weight: Approx. 2.07 lbs&nbsp;</li><li>Charging time: Approx. 4 h&nbsp;</li><li>Operating temperature: 5&deg; &hellip; +45&deg; C&nbsp;</li><li>RF output power: 25 to 100 mW&nbsp;</li><li>Operating time: Approx. 20 h with battery pack&nbsp;</li><li>Power supply: 7.4 VDC via ADN-W BA&nbsp;</li><li>Antenna connector: Inbuilt PCB antennas with pattern diversity&nbsp;</li><li>Frequency range: 2.4 / 5.1 - 5.9 GHz&nbsp;</li><li>Headphone output level: 50 mW / 16 Ω&nbsp;</li><li>Max. coverage area: 30 m / 100ft to ADN-W AM&nbsp;</li><li>Operating relative humidity: 20 &hellip; 80%&nbsp;</li><li>Audio quality: 16 bit / 32 kHz</li></ul><p><em>*Warning (for California residents only): Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Every Consumer Products company is required to post the warning no matter if their products pose any harm. Sennheiser products are all RoHs compliant, yet we are by law required to post the Proposition 65 warning message anyway.</em><br /><strong></strong></p>