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For participants, the most important component of the conference system is the conference discussion device. In adhering to a new generation of DCN meeting elegant design, on the basis of Bosch launched a new series of meetings to discuss wireless devices, they not only have to make people dazzling beautiful modelling, also provides incomparable excellent performance. The DCN WDV?D wireless conference device with voting function enables participants to speak, register requests for statements, listen to others and vote. Basic functional speech intelligibility ensures maximum speech intelligibility at all times. The wireless conference device USES a 2.4ghz operating frequency band (without a license), has high signal-to-noise ratio and excellent antenna difference, and can produce excellent sound effect. This means that the signal can be transmitted along multiple propagation paths to ensure the best signal reception. In addition, the system is fully protected from mobile phones and other devices that use bluetooth or microwave signals. Secure wireless communications means more security considerations need to be considered. Therefore, the 128-bit AES encryption technology is adopted in the DCN cable-free system and conference device to prevent eavesdropping and unauthorized access. Encryption function can ensure the confidentiality of information in the system. Microphone it has a socket for connecting short/long handle pluggable microphones (DCN?MICS and DCN?MICL, which need to be ordered separately). Voting the device has five voting buttons. The yellow indicator ring around the voting button is used to confirm the voting selection. Earphones and speakers are also provided with a two-way earphone connection that allows you to hear people even when the background sounds are very noisy. To prevent acoustic feedback, the built-in speakers turn silent when the microphone is turned on. If the headset is enabled, the volume of the headset will also automatically drop when the microphone is turned on to prevent acoustic feedback. The decorative borders and buttons Bosch offers a multi-colored decorative border (DCN?DISR, which requires a separate order) to match the conference room style. This device can be used as: ? single representative machine ? double representative machine ? single representative machine (DCN?DISBCM chairman button, which needs to be ordered separately) ? single representative machine with auxiliary button (such as used to summon service personnel). The device has five voting buttons. The yellow indicator ring around the voting button is used to confirm the voting selection. Easy battery maintenance is important for wireless systems. A feature of Bosch's wireless conference discussion device is a separate charging battery pack (DCN?WLIION, which requires a separate order). It takes only a few seconds to unload and replace these lithium-ion batteries, providing great flexibility for daily charging operations. Control and indicator front ? 5 voting buttons with indicator ring around the button ? installation activity/presence indicator ? microphone button with red or green halo. Red indicates that the microphone is activated, Green said have accepted a request, the headset volume control buttons at the back of the, beyond the range indicator, insufficient battery indicator lamp base, hidden, "De - init" switch mode selection switch (delegates, etc.), chairman of the interconnection, used for pluggable microphone socket, two 3.5 mm (0.14 inch) stereo headphone jack, can be made of DCN ? WPS provide input dc power supply (when unload the battery pack can connect into) certificate and approval certification European CE frequency response 30 technical specifications of electrical indicators Hz - 20 kHz headphones 32 ohm load impedance > < 1 k ohm output power 2 x 15 mW / 32 ohms installed mechanical index desktop size (high) x width x deep without microphone, 61 x 190 x 160 mm (2.4 x 7.5 x 6.3 inches) weight does not contain batteries containing 505 grams (1.11 pounds) of battery 720 grams (1.58 pounds) at the top of the color (RAL) 9022 white base color carbon black (PH 10736) DCN?WDV?D wireless conference device with voting function, pluggable microphone, and new generation DCN system wireless conference discussion device with dark base. Microphones, trim strips and batteries are ordered separately. Dcn-disbdd double representative buttons (10) for the new generation of DCN system conference discussion device buttons (10) for the use of dual representatives in the hardware attachment of the order number dcn-wdvd-d. Dcn-disbdd DCN- the MICS can plug and pull short microphones. The new generation of DCN system can plug and pull short microphones with a length of 310 mm (12.2 inches) and a silver-white color. The ordering number is dcn-mics DCN?MICL, which can plug and pull long microphone. The new generation of DCN system can plug and pull long microphone, with a length of 480 mm (18.9 inches) and a silver-white color. Order no. Dcn-micl dcn-disrh-sr decorative border, high gloss, silver white (10 sets per set) new generation DCN system conference discussion equipment decorative strips, high gloss, silver white (10 sets). Order no. Dcn-disrh-sr dcn-disr-sr decorative border, silver white (10 pieces per set) new generation DCN system conference discussion device decorative strips, silver white (10 pieces). Dcn-disr-sr DCN?DISR?D trim border, dark (10 in each set) new generation DCN system meeting discussion device trim bar, dark (10 in each set). Order no. Dcn-disr-d DCN?DISRMH decorative borders, metal, high gloss (10 per set) new generation DCN system conference discussion device decorative strips, metal, high gloss (10 sets). Order no. Dcn-disrmh DCN?DISRMS decorative borders, metal, sub-gloss (10 in each set) new generation DCN system conference on device decorative strips, metal, semi-gloss (10 in each set). Dcn-disrms dcn-disbcm chairman button (10) new generation DCN system meeting discussion device chairman button (10). Order no. Dcn-disbcm DCN?WLIION?D wireless discussion device battery pack new generation DCN system wireless conference discussion device battery pack, carbon black, lithium, 7.2 VDC, 4800 mAh. Order no. Dcn-wliion-d DCN?WPS wireless discussion device power supply wireless conference discussion device power supply. Not applicable to certain countries/regions. The portable case of dcn-wps dcn-fcwd10, which can hold 10 wireless conference devices, can hold 10 new generation DCN system wireless conference discussion devices and 2 portable cases of charging devices, light gray. Order number DCN - FCWD10