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The voting machine enables participants to speak, register their requests, listen to others and vote. It provides sockets for connecting pluggable microphones (DCN?MICS and DCN?MICL, which need to be ordered separately). The device has five voting buttons for all voting types. The yellow indicator ring around the voting button can be used to prompt the user to register, start voting and confirm voting. When the LED indicator of the device's presence lights up in yellow, it means that the representative is present at the meeting. Basic function, reduce the headphone output level to prevent to produce acoustic feedback (when listen to basic language and when open the phone activation), the device provides two headphones, even in the case of background sounds very noisy, also can hear others speak, built-in speakers will mute when the receiver opened, to prevent to produce acoustic feedback, the device can be used as a representative, chairman of machine (DCN ? DBCM button, chairman of the need to separate order) or with auxiliary button on behalf of the machine. Auxiliary buttons have a variety of functions, for example, they can be used to summon service personnel. · cable clamps can be used (DCN?DISCLM, need to be ordered separately) to lock loop cables ? dark base is provided by the device. Control and indicator light ? five voting buttons with indicator ring around them ? device activation/presence indicator ? microphone button with red, green or yellow LED indicator. Red table microphone is active, "green says it has to accept a request, and yellow of the" VIP ", when the representative list add notebook, VIP indicator light will light up (only use PC software is available), the headset volume control button, hidden "De ? init" switch interconnection, used for pluggable microphone socket, two 3.5 mm (0.14 inch) stereo headphone jack socket type, 2 meters (78.7 inches) cable, End with a molded six stitches circular connector, six stitches circular connector to loop connection certificate and approval certification European CE technical specification electrical 30 Hz and 20 kHz frequency response headphones 32 ohm load impedance > < 1 k ohm output power 2 x 15 mW / 32 ohms mechanical indexes to install the desktop (portable or fixed installation) size (high) x width x thick (not including receiver) desktop installation 60 x 210 x 140 mm (2.36 x 8.27 x 5.51 inches) weight 1.15 kg (2.54 pounds) at the top of the black color (RAL) 9017 on the back of the silver-white color (RAL) 9006 order information which has the function of voting DCN - DV - CN (CN) on behalf of the machine has the function of voting, pluggable microphone dark of a new generation of DCN system on behalf of the machine. The Chinese version. Microphones are ordered separately. Dcn-dv-cn, with voting function, represents a new generation of dark DCN system with voting selector and pluggable microphone. Microphones are ordered separately. The DCN? DV hardware accessories of the order number dcn-dv 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?MICS?D. The new generation of DCN system can plug and pull short handle microphones with a length of 310 mm (12.2 inches) and a dark color. Dcn-mic-d DCN?MICL can plug and pull long microphone. The new generation of DCN system can plug and pull long handle microphone, the length is 480 mm (18.9 inches), silver white. Dcn-micl DCN?MICL?D dark pluggable long microphone new generation DCN system pluggable long handle microphone, length 480 mm (18.9 inches), dark color. Dcn-micl-d dcn-dbcm chairman button (10 sets) for the new generation DCN system chairman button (10 sets). Order no. Dcn-dbcm dcn-disclm cable clamps (25 per set) for the new generation DCN system cable clamps (25 per set). Order number DCN - DISCLM