The HW416-26P module is an offline speech recognition module developed based on the LS416 chip. LS416 main control chip is integrated in the module, Components such as power amplifiers are compatible with the use of stamp holes and pins. The module can be directly integrated into the product to achieve voice control without any modification Features.
The module has built-in Mutual Technology’s high-performance noise reduction algorithm, long-distance sound pickup algorithm and high-precision offline speech recognition functions. Module interface support It supports UART, I2C, PWM, GPIO, etc., and can be used as a master device or as a slave device. The module has rich functions, simple interface and convenient use.


· Fixed command word recognition, covering most commonly used household appliances and small household appliances, special vocabulary not included custom made;
· In a quiet environment, over 98% recognition rate within 5 meters;
· Built-in noise reduction function, supporting use in medium noise environment;
· Support from a few words to hundreds of entries;
· The response speed is fast, the response time is less than 0.2 seconds;
· When the number of entries is less than 15, the use mode without wake-up words can be supported;
· Support UART, I2C, PWM, GPIO communication;
· Can drive various types of speakers;


· White goods, such as air conditioners, refrigerators, washing machines, televisions, etc.;
· Kitchen and bathroom appliances, such as range hoods, smart cabinets, toilets, water heaters, magic mirrors, etc.;
· Small home appliances, such as rice cookers, electric fans, purifiers, water dispensers, drying racks and other smart homes, such as 86 panels, plug-in Seats, power strips, table lamps, ceiling lamps, electric curtains, etc.;
· Physiotherapy, such as massage chair, eye massager, health pot, head massager, etc.;

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