The M5Stack Capsule v1.1 with M5StampS3A packs motion sensing, audio input, battery power, storage expansion, and wireless control features into a compact enclosure, making it a versatile platform for IoT, data logging, and embedded development projects. The M5Stack Capsule v1.1 with M5StampS3A is an iterative upgrade of Capsule M5Stamp S3, with the core upgrade being the replacement of the main controller from Stamp-S3 to Stamp-S3A, further optimizing hardware performance and user experience. The Capsule v1.1 integrates sensing acquisition, power supply, data storage, and main controller drive into one unified function. It features a high-performance BMI270 IMU inertial measurement unit for precise motion trajectory tracking and attitude control. It incorporates an SPM1423 microphone supporting audio recording, voice recognition, and voice wake-up functions, and includes an infrared sensor for remote control operation. The power configuration includes a built-in 250mAh battery and supports external expansion batteries to ensure stable long-term operation. It has an onboard microSD card slot for flexible storage expansion, meeting data logging and media file storage needs. Equipped with an RTC8563 real-time clock module, it provides accurate time and date information and supports timed wake-up, effectively achieving low-power operation. The device integrates a buzzer for sound prompts and status feedback, and has a reserved Proto pin header expansion interface for freely connecting various custom sensors and expansion boards, suitable for diverse project development needs. The body is built-in with four strong magnets and two M3 screw fixing holes, supporting magnetic placement and screw installation, greatly broadening usage scenarios. This product can be applied to IoT setups, embedded development, environmental sensing monitoring, smart terminal data collection, and various project scenarios. Lithium Battery Shipping: Due to courier restrictions, this product can only be shipped within the United Kingdom. With this item in your cart, your shipping options will be limited and may cost more than our usual rates. Why?Features * Integrated buzzer for status feedback * Integrated BMI270 attitude tracking * Supports microphone and infrared remote control * Built-in 250mAh battery & external battery support * Built-in RTC8563 for timed wake-up * Development Platform * UiFlow2 * Arduino IDE * ESP-IDF * PlatformIO Specifications SoC ESP32-S3FN8 Flash 8MB 6-Axis Attitude Sensor BMI270 MEMS Microphone SPM1423 Clock Chip BM8563 Battery Capacity 250mAh Infrared Remote Distance ∠180°: 330CM (straight line) ∠90°: 48CM ∠45°: 134CM Sleep Current Battery powered DC 4.2V@35uA Operating Current Battery powered DC 4.2V@144mA Product Size 40.0 x 24.0 x 16.2mm Product Weight 18.7g Product Comparison Core Module Stamp-S3A StampS3 Antenna Design Optimized design, stronger signal Standard design StampS3 Module Boot Button Optimized button feel, button specification 4.0 x 3.0 x 2.0mm Button specification 2.6 x 1.6 x 0.55mm Power Consumption Optimized for lower power consumption Standard design Resources * Documents Package Contents * 1x M5Stack Capsule Kit v1.1 with M5StampS3A