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Product information "Elecrow ESP32-A1S Wi-Fi+BT Audio Development Kit, Dual-Core, Wi-Fi, Bluetooth, 3.5mm jack"

ESP32-A1S Wi-Fi+BT Audio Development Kit
The ESP32-A1S Wi-Fi+BT Audio Development Kit offers you numerous advantages as a powerful tool for IoT audio applications. It is based on the ESP32-A1S module with a dual-core Xtensa LX6 CPU and supports both Wi-Fi 802.11 b/g/n and Bluetooth 4.2 LE. The kit has a micro SD slot that offers up to 64GB of memory and it can operate independently as a minimal system. Of particular note is the dual-channel output, which enables a speaker output of 4Ω 3W for left and right.

Thanks to the simple configuration through Smart Config or Airkiss, you can quickly network the device, making it easy to set up. The kit is suitable for smart home devices and intelligent audio applications and is compatible with Espressif's ESP-ADF framework, which supports the integration of services such as Google Assistant and Amazon Alexa. Most of the audio interfaces are easily accessible and include a 3.5 mm headphone socket and inputs for microphones. This kit is therefore an excellent choice for developing and implementing audio functions in your smart home.

Features at a glance
  • Powerful Xtensa LX6 processor - Ideal for audio applications.
  • WLAN & Bluetooth 4.2 LE - Smart network setup with Smart Config & Airkiss.
  • Micro SD slot (up to 64GB) - Fast access to audio files.
  • ESP-ADF Framework - Compatible with Google Assistant & Amazon Alexa.
  • Dual-channel audio (3W/channel) - Rich sound for smart audio systems.
Technical data
  • CPU: Xtensa 32-bit LX6 dual-core, computing power up to 600 DMIPS
  • Memory: 520KB SRAM, 8M PSRAM
  • IO Port: 10
  • SPI Flash: 32Mbit as standard
  • Audio output: Supports 1 channel headphone output and 1 channel speaker output left/right
  • Audio input: Supports LINEIN and 2-way MIC input
  • Spectrum range: 2412~2484MHz
  • Supports STA/ AP/ STA+AP working modes
  • Power supply: 5V/ 2A power supply and 3.7V lithium battery
  • Memory card reader: Supports 64G SD cards
  • Supported interfaces: UART, SPI, I2C, PWM
  • UART baud rate: 115200 bps
  • Integrated LwIp and FreeRTOS
  • Supports Smart Config or Airkiss one-click network connection
  • 64GB SD card: supports reading & writing
  • 3.5mm headphone jack supports left and right channel output
  • Two analogue microphones are used as audio input and headset microphone input respectively
  • WiFi 802.11: b/g/n/d/e/i/k/r:
    • 802.11n, speed up to 150Mbps; A-MPDU and A-MSDU aggregation, supports 0.4μs guard interval 2.4~2.5GHz
  • Bluetooth: Bluetooth 4.2 BR/EDR and BLE standards:
    • NZIF receiver with -98 dBm sensitivity, support for AFH (Adaptive Frequency Hopping), support for CVSD and SBC audio formats
  • Left and right channel speakers:
    • support 4Ω output
    • support 3W speaker output
    • support dual channel output
Scope of delivery
  • 1x ESP32-A1S Wi-Fi+BT Audio Development Kit
Links
Properties
Zolltarifnummer: 85423990
Brand: Elecrow
Country of Origin: China
Gross Weight (kg): 0.035
Manufacturer ID: DTE01016K
Product ID: DTE01016K
Manufacturer

Elecrow

Elecrow – Creative Electronics Solutions for Education and Development

Elecrow is a leading provider of electronics and educational products, offering innovative tools and platforms for students, makers, and developers. With a focus on creativity, user-friendliness, and versatility, Elecrow supports learners and professionals in executing their projects efficiently.

Elecrow’s product range includes microcontroller boards, sensors, displays, robotics kits, and DIY sets. The CrowPi kits, Raspberry Pi-based educational and development tools, are particularly popular. These kits are ideal for use in schools, makerspaces, and DIY projects, promoting an understanding of programming, electronics, and robotics.

Elecrow emphasizes open-source software and hardware to ensure accessibility and customizability. Many products are compatible with platforms such as Arduino, Raspberry Pi, and micro:bit, making project development and implementation easier. Additionally, the brand offers PCB manufacturing and prototyping services to help developers realize customized designs.

With a strong focus on quality, innovation, and support, Elecrow has established itself as a trusted brand for educational and development projects. The products provide an excellent platform for creative learning and modern technology implementation, catering to both beginners and experienced developers.

Manufacturer and safety information
Manufacturer information
Elecrow
Nanchang Huafeng Industrial Park
CN Baoan District, Shenzhen
https://www.elecrow.com/
[email protected]

WEEE number: 85275112

Person responsible for the EU
Sertronics GmbH
Am Studio 20d
DE 12489 Berlin
https://www.berrybase.de
[email protected]

Safety instructions
  • Ensure that the board is not energised before connecting or removing components.
  • Avoid contact with moisture, liquids or other conductive materials to prevent short circuits.
  • Observe the maximum current and voltage limits of the shield to prevent damage to connected devices.
  • Work in an antistatic environment to avoid damage caused by electrostatic discharge (ESD).
  • Avoid excessive heat or direct sunlight when using the product.
  • Dispose of the device in accordance with local regulations for electronic waste.
  • Use and dispose of rechargeable and battery-based applications safely and in accordance with the manufacturer's instructions.
  • Do not make any unauthorised modifications to rule out safety risks.
  • Delete all stored data and programmed files before disposal.
  • Keep away from children and untrained persons to avoid operating errors.
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