Product Name: Ht-9100 Series Touch Screen Digital Audio & Video Conference System Wired Microphone Model NO.: HT-6800/9100 Series Color: Black Pointing Feature: Hypercardioid Communication: Wired Video: Video Type: Video Conferencing System Trademark: HTDZ Transport Package: Carton Origin: China Product Description Conference system main control unit HT-6800Power consumption of main unit up to 400W, which can support 40 microphone units.System support discuss mode: Free /FIFO (1-9)/ Limit (1-9).Combining video,audio,control in one cable.Manage the meeting with software, support sub-screen display.TFT display screen with touch control functionEquipped with 2 group video input interface.Five groups of terminal interconnection interface for microphone connection.Built-in RS-232 interface for PC connection.Built-in video and voting processor, support video camera auto-track and voting function. Technical Parameter of the control unit HT-6800 Power supply: 230V 50Hz~60Hz Consumption Rating: 400W T.H.D: <0.05% S/N:> 75dB Frequency response: 100Hz-18KHz N.W: 10.3kg Audio input:RCAx1 Audio output: RCAx2, XLRxl Display: 4.3-inch 24bit TFT touch screen Output impedance: 47KQ Video input: RCAx8 for camera tracking; RCAx2 for Mic video Video output: RCAx2 Control Type: RS-232 System outlets: 8P-DIN x5 Dimension:483x324x88mm 2U rack 19" Cable Distributor Case HT-D9100There are 11 pieces 8P-DIN connection interface of this case, use this case to connect the microphone in the system can reduce the video signal attenuation, to make sure the video image is clear, each case can support 10 pieces microphone. Conference Microphone Unit HT-9100c/d, HT-9100Ac/Ad 4.3-inch 24bit TFT display screen resolution up to 480 X272Support touch-control, user can see and set the meeting information on TFT screen.Support camera auto-track function, video can display on microphone TFT screen.The system power supply for all the microphone units is provided by the main unit at 24 safe voltages.Built-in high-fidelity speaker and earphone jack. Technical Parameter of conference microphone units Connector: 8P-DIN Interconnection cable: 3 meters Headphone output: Mini Jack Rec output: MiniJack Sound pick-up distance: 20-50cm Frequency response: 40Hz-16KHz Sensitivity: -44dB +/-2dB S/N ratio: 85dB Max resolution LCD: 480x272 LCD type: 4.3" 24 bit TFT Length of Gooseneck Mic:42cm Consumption: <2W Dimension: HT-9100c/d: 217 x 127 x50mm HT-9100Ac/Ad: 230 x 132 x 64mm N.W.: HT-9100c/d : 1kg; HT-9100Ac/d: 1.3kg Please contact us for more information.