Wireless Omni Directional Microphones

Product Featurecellent for conference,Website: http://www.tchdvideo.com, Whatsapp, MSN, Skype,Messenger, AOLBuilt-in 16-bit high-speed intelligent DSPEcho canceling 360-degree Omni-directional high sensitivity microphonePlug and Play2.4 G wireless drive freeBuilt-in speakersLoud ,clear sound and long talk reliableIdeal for 20－45 ㎡ room Product Specifications: Model: TC- AQ1-WControl ButtonVolume controlPower on / offMicrophone muteLED IndicatorsGreen Active LED: standby and workingRed Active LED: muteAudioVoice sampling rate: 8KHz, 11.025KHz, 16KHz, 22.05KHz, 24KHz, 32KHz, 44.1KHz and 48KHzCommunication: Full DuplexEcho cancellation: up to 60 dBSupport AGC (auto gain control) functionHardwareBuilt-in Omnidirectional Microphones4Ω2W speakerMini-USB Power Supply15-meter non-barrier transmissionOperating Voltage4.5V ~ 5.5VMicrophoneOmni directionalSensitivity rate：-36 +/- 3 dBfrequency：20 ~ 16,000 HzOSPC with USB or MacCompatible with VoIP（Avaya one-X Deskphone Edition , Cisco IP Communicator, Nortel MCS Client, kinghoo MCS ,MS Office CommunicatorSkype, Whatsapp、MSN、YahooADSL,Cable Modem... Operating temperature /humidity0-60 ℃，0-95% RHDimension290mm X 280mm X 101mmWeight680g/1500g(Before/after packaging）