The kit integrates a USB sound card and a 4/6 microphone array, featuring CAE noise reduction and AEC echo cancellation technology. It includes a built-in amplifier for direct-drive dual speakers. Equipped with an AI SDK and the AIUI cloud service, it enables rapid integration through low-code development, shortening project cycles. The microphone boasts a sensitivity of -32dBA, a signal-to-noise ratio of 65dB, stable wake-up recognition within 3-5 meters, and a wide-temperature, low-power design suitable for various scenarios. It is widely applicable to products and fields such as robots, industry development boards, intelligent service terminals, smart mirrors, smart home panels, and commercial display equipment. Product Datasheet: Click Here Feature Dual Microphone Array Design. Direct Drive Output from Dual Speakers. Supports AI SDK and Low-code Integration. High-precision Anti-interference. Compatible with Various Hardware. Low Power Consumption and Wide Temperature Range Design, Suitable for Various Scenarios. Ultra-thin Design with High Space Utilization. Abundant Interfaces for Easy Debugging. Product Overview Specifications Kit features It is equipped with AI SDK and CAE array algorithm, compatible with AIUI and IFLYOS platforms, provides voice software demo source code, and has built-in AEC echo cancellation function. It can be connected to iFLYTEK's AIUI cloud service and the paid version of Kuwo music source to realize core capabilities such as keyword wake-up, noise reduction, sound source positioning, and human-computer interaction Hardware integration The kit integrates a USB sound card and microphone array board, providing a comprehensive intelligent voice hardware foundation, and only needs to be connected to the main control board and speakers to easily complete the project development of intelligent voice products Compatible platforms Compatible with embedded motherboards based on Android system with USB, Line-out or 3.5mm headphone interfaces, such as Firefly‘s AIO-3588SJD4, ITX-3588J, ITX-3568JQ, AIO-3588Q, ROC-RK3588S-PC, AIO-3576JD4, etc. Application fields Robots, industry development boards, intelligent service terminals, magic mirrors, smart home panels, commercial display equipment and other industry fields Type Linear 4-microphone array/Circular 6-microphone array Module formation Linear 4-microphone array: Long stripCircular 6-microphone array: Circular Number of elements Linear 4-microphone array: Supports 4 ECM electret MICs (recommended 6027 specification)Circular 6-microphone array: Supports 6 MEMS analog silicon MICs on board MIC SNR Linear 4-microphone array: SNR > 70dBCircular 6-microphone array: SNR > 65dB MIC sensitivity Linear 4-microphone array: -32dBA, consistency ≤2dBCircular 6-microphone array: -32dBA, consistency ≤1dB Wake-up distance 3 ~ 5m Recognition distance 3 ~ 5m Sound source localization Linear 4-microphone array: Horizontal 180°Circular 6-microphone array: 360° Localization accuracy ±15° Other features Linear 4-microphone array: Supports AEC function, 60° sound pickup beam (3 beams supported)Circular 6-microphone array: Supports AEC function, 60° sound pickup beam (6 beams supported) Interface 14Pin-0.5mm FPC socket Size Linear 4-microphone array: 111.5mm × 12mm, maximum height 8mmCircular 6-microphone array: Diameter 79.5mm, maximum height 8mm, mounting hole diameter 3mm Operating temperature -10°C ~ 70°C Storage temperature -40°C ~ 85°C Interface 1 × 12V power amplifier supply & UAC (6Pin-2mm), 1 × Type-C (5V power supply & audio transmission), 1 × 4&6-microphone board interface (14Pin-0.5mm FPC socket), 1 × 3.5mm audio input, 1 × AEC (5Pin-1.25mm), 1 × Left channel speaker (2Pin-2mm), 1 × Right channel speaker (2Pin-2mm) Button 1 × Reset button, 1 × Forced burning button Size 88mm × 40mm, maximum height 8mm
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