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en/docs/dev_doc/array_mic/xk_voice_sq66/index.md
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---
title: XMOS XVF3800 EVALUATION KIT 4MIC Voice Conference Evaluation Kit
title: XMOS XVF3800 EVALUATION KIT 4MIC Voice Conferencing Evaluation Board
---
# XMOS XVF3800 EVALUATION KIT 4MIC Voice Conference Evaluation Kit
# XMOS XVF3800 EVALUATION KIT 4MIC Voice Conferencing Evaluation Board
--8<-- "common/phaten_xmos_support_img.md"
<div class="result" markdown>
![XMOS XVF3800 EVALUATION KIT 4MIC Voice Conference Evaluation Board](/assets/images/xk_voice_sq66/xk_voice_sq66.png "XMOS XVF3800 EVALUATION KIT 4MIC Voice Conference Evaluation Board"){align=right width=300}
## Evaluation Board Introduction
The XK-VOICE-SQ66 4 Microphone Voice Conference Evaluation Kit is used to evaluate the XVF3800 application.
![XVF3800 EVALUATION KIT 4MIC Voice Conferencing Evaluation Board](../../../assets/images/xk_voice_sq66/xk_voice_sq66.png "XVF3800 EVALUATION KIT 4MIC Voice Conferencing Evaluation Board"){align=right width=300}
## Evaluation Board Overview
The XK-VOICE-SQ66 4-microphone voice conferencing evaluation kit is designed to evaluate XVF3800 applications.
</div>
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- XU316-1024-QF60A-C24 xcore.ai processor
- Raspberry Pi HAT connector
- 2 Infineon IM69D130 MEMS microphones
- 2x Infineon IM69D130 MEMS microphones
- 71mm microphone spacing
- Microphone mute switch
- Speaker output (linear level)
- Supports USB / I2S Host interface
- A xcore.ai processor
- QSPI flash
- A Digital to Analog Converter (DAC) for audio output
- A USB interface and six PDM microphones.
- These microphones can be configured as a 100mm linear array or a 66mm square four-microphone array to fit different shells.
- An extension connector can be installed, allowing users to connect their own custom microphone array to the device.
- Firmware loading and debugging access is provided through XMOS's standard XSYS2 connector, which supports the XTAG4 debug adapter.
- The board can operate independently, equipped with a 40-pin connector and form factor compliant with HAT specifications, allowing it to be mounted on top of a Raspberry Pi host.
- Speaker output (line level)
- USB / I2S Host interface support
- One xcore.ai processor
- QSPI flash memory
- One digital-to-analog converter (DAC) for audio output
- One USB interface with 6 PDM microphones
- These microphones can be configured as a 100mm linear array or a 66mm square four-microphone array to accommodate different enclosures
- Expansion connector can be installed, enabling users to connect their own custom microphone arrays to the device
- Firmware loading and debug access provided via XMOS standard XSYS2 connector, which supports the XTAG4 debug adapter
- The board can operate standalone, equipped with a 40-pin HAT-compliant connector and form factor, allowing it to be mounted on top of a Raspberry Pi host
## Evaluation Board Detailed Parameters and Materials
For detailed parameters and materials of the official evaluation board, please refer to [XVF3800 EVALUATION KIT Detailed Information](https://www.xmos.com/xk-voice-sq66)
## Evaluation Board Detailed Specifications and Resources
For detailed specifications and resources of the official evaluation board, please refer to [XVF3800 EVALUATION KIT Details](https://www.xmos.com/xk-voice-sq66)
## Consultation and Feedback
<details>
<summary>Click to expand consultation and feedback form</summary>
--8<-- "common/customer_form.md"
</details>