Product Name: Ht-8500 Series IR Wireless Conference System Wireless Microphone Model NO.: HT-8500 Color: Black Pointing Feature: Hypercardioid Communication: Wireless Composition: Conference Controller + Conference Microphone Video: Without Video Type: Voice Conferencing System Trademark: HTDZ Transport Package: Carton Origin: China Product Description OverviewThe infrared conference system has all the advantages of infrared communication complete with wireless receiver microphone units. Wireless infrared technology provides the user with greater flexible whilst configuring the system and freedom of choice when placing microphones, it guarantees conference privacy and protects the system from wiretapping and radio interference.It's the best wireless conference solutions for small-scale conferences.System featuresInfrared transmission technology guarantees privacy.Perfect sound quality as CD from the microphone.IR communication system eliminates the need of connecting the conference units. Installation can be done quick and smart without cumbersome arrangements.Different conference mode tosupport FIFO (1/2/3/4), Limit (1/2/3/4) and chairman only mode, microphones in one system up to 128 units.Microphones can be operated on either their built-in rechargeable lithium-ion batteries or AC power supply. Battery life approx. 8 hours during speech and approx. 16hours when standby.Microphone LCD can display system and conference information.Excellent immunity to RF interference from mobile phones and RF deviceSupport video camera auto-track function with video processorIR Wireless conferencesystem controlunit HT-8500MFeatures ofwireless conferencesystem receiverunit HT-8500MSupport Mode: Limit (1/2/3/4), FIFO (1/2/3/4), Chairman onlySupport video camera auto-track with video processor via RJ45 interface.160x32 dot matrix LCD display system informationDesigned accordance to UL,CE and RTTE standardsInstallation: 2U ,19-inch frameTwo group audio output interface to support external audio systemIf main unit turn off power, microphone will shut off the power within 60 seconds.Technical parameter ofwireless conferencesystemcotrolunit:ItemsParameterAudio channelTransmission methodWireless infraredAudio channel 4Carrier frequency band6MHz-8MHzModulation methodFMReceiving sensitivity-85dBMOutput level-10dBInfrared operating distance>10MFrequency response100Hz-10KHzS/N Ratio>70dBT.H.D.<0.5%Data control channelTransmission methodWireless infraredData channel14Frequency Range901MHz-927MHzModulation methodFSKReceiving sensitivity-80dBMTransmission consumption10dBMCommunication rate100KBPSSignal covering rangeRadius 100MSystemPower supplyAC110V-240V/50Hz~60HzConsumption Rating10WOperating temperature range0-40 degreeDimensions484×377×85mmN.W 6.81kgIR Wirelessconferencesystem microphone unit HT-8500c/dFeatures of wirelessdelegate microphone HT-8500dPortable table moving and microphone pipe can be pull out. Extended pipe option.LCD color red/blue (option)LCD display microphone ID, signal level, battery level, microphone state, control channel, etc.Equipped with microphone on/off key and indicator.Equipped with 5 function keys to set microphone id, control channel, LCD contrast,light time.Auto-Close: Microphone will turn off automatically if there is no action of this microphone in 99seconds.(option)Microphone will shut off the power in 60 seconds to save battery power if system communication is error.LCD will display "IR Signal Weak" if the IR signal is weak when microphone workingFeatures of wirelessdelegate microphone HT-8500cIncluding the functions of the delegate unit, chairman unit has other following functions:Chairman microphone can turn on any time.If the system support video camera auto-track function,chairman microphone ID number should be 1Priority function: chairman can turn off delegate microphones by clear key any timeChairman only mode:Delegate microphone can not be turned on again after chairman microphone press priority button. The chairman need quit this mode first, and then delegate microphone can be turned on againTechnical parameter of IRwireless conferencesystem microphone unit:ItemsParameterAudio channelTransmission methodWireless infraredAudio channel4Carrier frequency band6MHz-8MHzModulation methodFMInfrared radiator consumption+10dBMMic sensitivity-44dB±2dBFrequency response100Hz-10KHzS/N Ratio>70dBT.H.D.<0.5%Reference sound receiving distance10-30cmData control channelTransmission methodWireless infraredData channel14Frequency Range901MHz-927MHzModulation methodFSKReceiving sensitivity-85dBMTransmission consumption10dBMCommunication rate100KBPSMicrophoneBatteryLIPbattery12V/4000MAHConsumption Rating8WOperating temperature range0-40 degreeLength of gooseneck400mm (optional)Dimensions210×140×69mmN.W 900g (with battery)IR signal receiver HT-8500RFeatures of receiver unit1.Adopt mounting hook installation, easy to install.2.Wide-angle, receiving range is approximately 150 degrees.3.Signal gain more than 35dBM4.Adopt low consumption electro circuit5.Wall/ceiling installation optionParameter ofinfrared conference system receiver unit ItemsParameterCarrier frequency band6MHz-8MHzPower supplyDC12V fromMain unit Rated current25mAReceiving sensitivity-85dBMGain40dBMOutput Impedance50ΩTerminal typeBNCDimensionsφ98×74mmN.W440g (with bracket)Battery charger HT-8500CGFeatures of battery charger Input Voltage: AC 110V~220VCharges 16PCS oflithiumbatteryper chargingIntelligent charging management electro circuit to protect the LIPbatteryEquipped with extendablehandle and pulley, easy for moving.Technical parameter ofbattery charger:ItemsParameterPower supply110V-240V/50Hz~60HzConsumption Rating200WCharge quantity16MAX charging current of each unit700mACharging timeabout 8~10 hoursCharging statusRed LED flashing -Charging, Green LED -Full ChargedOperating temperature range0-40 degreeDimensions620×370×260mmN.W9kgRechargeale battery HT-8500BTechnical parameter for rechargeable battery:ItemsParameterRated voltageDC3.7VDischarge current<500mACharging current<700mATime of speaking>8 hoursTime of standby>16 hoursCharging voltageDC5VDimensions130×75×20mmN.W120gSystem Connection diagram(For example) :For more details information about the products, please do feel free to contact us!