This high-performance on/off-line far-field voice module DSR-0814 uses a quad-core Cortex A35 high-efficiency processor to capture clear far-field voice at medium and long distances. The internal noise reduction algorithm enable DSR-0814 can capture a clear voice stream from the entire room, even in a noisy environment, and then transmit the processed voice to the voice cloud service through Wi-Fi. Otherwise, the module supports offline Voice wake word and offline command customization.