{"title":"Adafruit BrainCraft HAT - Machine Learning for Raspberry Pi 4","handle":"adafruit-braincraft-hat-machine-learning-for-raspberry-pi-4","url":"/products/adafruit-braincraft-hat-machine-learning-for-raspberry-pi-4","description":"The Adafruit BrainCraft HAT is a Raspberry Pi 4 add-on board designed for machine learning and AI projects at the edge. It combines a display, stereo microphones, audio output, camera connector, user controls, and sensor ports into a single HAT, providing everything needed to build audio and video AI applications.\n\nWith a 240×240 IPS TFT display for inference output, stereo microphones for voice input, and a camera connector slot for imaging projects, the BrainCraft HAT supports a wide range of TensorFlow Lite and other ML workloads. A controllable mini fan keeps the Pi cool during intensive inference calculations.\n\nKey Features\n\n\n1.54\" IPS TFT Display – 240×240 resolution for displaying text, video, or inference results\n\nStereo Microphones – Dual microphone input for voice assistant and audio ML projects\n\nStereo Speaker Output – 1W per channel for text-to-speech, alerts, or audio playback\n\nStereo Headphone Output – 3.5 mm jack for headphones or powered speakers\n\nCamera Connector Slot – Pass-through for Raspberry Pi camera cable\n\n5-Way Joystick + Button – User interface and navigation control\n\n3× RGB DotStar LEDs – Programmable LED feedback\n\n2× 3-Pin STEMMA Connectors – PWM pins for NeoPixels, servos, or buttons\n\nSTEMMA QT / Qwiic / Grove I2C Port – Plug-and-play sensor expansion\n\nControllable Cooling Fan – Attaches to the bottom to keep the Pi cool during AI workloads\n\nHardware Audio Privacy Switch – Completely disables the audio codec when off\n\n\nIdeal For\n\nTensorFlow Lite and edge ML inference on Raspberry Pi\nVoice assistants and smart home audio projects\nComputer vision and image classification\nThermal imaging with STEMMA QT heat sensors (e.g., Grid-EYE, MLX90640)\nIndustrial predictive maintenance with vibration/accelerometer sensing\n\n\n\nImportant: Raspberry Pi 4, camera, speakers, and STEMMA QT sensors are not included.\n\n\nPackage Contents\n\n1× Adafruit BrainCraft HAT\n1× Controllable mini cooling fan\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":3854,"title":"Default Title","sku":"AF-4374","price":87.7,"on_sale":false,"in_stock":true,"available_quantity":21,"option1":"Default Title"}]}