ReSpeaker USB Mic Array - voice assistant

The ReSpeaker USB Mic Array is a USB enclosed version of ReSpeaker Mic Array v2.0. The device can work as amicrophoneduring a video conference or as a voice assistantto controlhome devices. It has a high qualitydirectional microphone with noise reduction.

Compared to the previous version of Mic Array 2.0,the USB Mic Array is enclosed in a housing with LED backlighting and has a microUSB port and a mini jack port moved to the back of the board. The device is optimized for power management. ReSpeaker is equipped with such algorithms as:DOA(Direction of Arrival),AEC(Atomatic Echo Cancellation),AGC(Automatic Gain Control) andNS(Noice Supression).

• Plug & Play: no additional drivers required, works with Windows, Linux and Android
• Detects voice with 5 m in 360° range
• Acoustic algorithms implemented:
  • DOA (Directionof Arrival)
  • AEC (Automatic Echo Cancellation)
  • AGC (Automatic Gain Control)
  • NS (Noice Suppression)
• Built-in jack connector to connect headphones or speaker

ReSpeaker USB Mic Array.

• Voice pick-up device
• Home automation device
• Car voice assistant
• Voice controlled robot

• System: XMOS XVF-3000
• 4 high quality digital microphones
• Supports long distance voice detection
• Built-in acoustic algorithms
• 12 programmable RGB LEDs
• Microphones: ST MP34DT01TR-M
• Frequency: -26 dBFS (omnidirectional)
• Acoustic overload point: 120 dBSPL
• SNR: 63 dB
• 3.5 mm mini jack connector
• Power supply voltage: 5 V DC from the microUSB port
• Dimensions: 77 mm (diameter)
• Weight: 43,6 g

• ReSpeaker USB Mic Array
• MicroUSB cable
• Operating instructions

• The manufacturer's website: Seeedstudio 107990193
• User guide