Wednesday, May 03, 2017

ReSpeaker Mic Array - Far Field w/ 7 PDM Microphones

ReSpeaker Mic Array is an additional module for ReSpeaker Core which is useful for significantly enhancing ReSpeaker Core sensitivity to sound. This module was developed with XVSM-2000 smart microphone chip from XMOS. This module has also been integrated with 7 PDM microphones that can increase acoustic performance, increase the range of voice sensing, improve the ability of voice concentration, and improve the sound quality.

- Power Supply: 5 VDC
- MCU: XVSM-2000 XMOS Hexacore
- Microphone: ST MP34DT01-M
- Number of Microphones: 7
- Voice Range: 10 meters (max)
- Sensitivity: -26 dBFS
- SNR: 61 dB
- Acoustic Overload Point: 120 dBSPL
- Diameter: 70 mm