Model A3000B Voice technical parameters Acoustic Echo cancellation(AEC):>65dB Echo length cancellation:≥500ms Bidirectional noise compression(NC):<25dB Automatic Direction finding Technology of Intelligent microphone(EMI) Automatic gain control(AGC) Audio parameters Microphone frequency response:100Hz-22KHz Speaker frequency response:100Hz-22KHz Speaker volume: 95dB at the most Microphone sound-pickup diameter: 5 m, 360 degrees full range(2 external microphones optional for connection makes the sound-pickup diameter up to 8m) Interface USB interface,RJ45 EX1,Ex2,I/O line in/out, DIP6 interface Power supply USB power supply(5V/500m) Computer environment Windows, Mac OSX, Android Operating environment Operational environment: 0 ~ 40 degrees C ,Working humidity: 20 ~ 85% (no frost) Size 180mm x 180mmx42mm/355mmx265mmx120mm (before/after packaging ) Weight 600g/1200g (Net/Gross weight) Accessory A3000B USB cable(5m), manual,QC card, 5V Power adapter, 3.5mm audio cable
Portable USB Microphone Bluetooth Speakerphone Model:TEVO-A3000B 4 Built-in high-sensitive microphones 360 degree audio pickup over 5 m 2 external microphones optional for connection makes the sound-pickup diameter up to 8m Intuitive plug and play connectivity that connect in Seconds to laptop, smart phone and tablet via USB(A3000),Bluetooth(A3000B), 2.4G wireless receiver (A3000G)or line in/ out. 22KHz full duplex echo cancellation & noise reduction removes ambient room noise Advanced DSP technology delivers remarkably rich, crystal-clear audio Immersive sound for calls and music. Experience Omni-directional microphone and HD voice. Ideal for voice, music and multimedia Exclusive portable design so you can be mobile with a lightweight design, protective travel pouch and and battery life for 4 hours talk time. Suitable for meeting rooms within 60 square meters. Support on-site meetings of less than 20 people. Support 3.5mm audio playback output, can be external headphones or speakers. Works with most UC, video conferencing and cloud communication apps such as ZOOM, Vidyo, Webex, Skype for business, Google hangout and so on.


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