Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Processor	Nordic nRF52833 ARM Cortex-M4
Flash Memory	512 KB
RAM	512 KB
Wireless Connectivity	Bluetooth Low Energy (BLE)
Display	5x5 Red LED Matrix
Audio Output	Built-in Speaker
Audio Input	MEMS Microphone
Power Supply	USB Micro-B or 2x AAA Battery Pack
Edge Connector	25-pin Gold Edge
Dimensions	43mm x 52mm

5 reviews

Anonymous

Apr 06, 2026

Rating: 5/5

Kids love it

Easy to start coding immediately. Speaker is a nice bonus for games.

Anonymous

Mar 30, 2026

Rating: 5/5

Reliable Hardware

Robust design. Edge connector works with all my existing shields.

Anonymous

Jan 24, 2026

Rating: 5/5

Great learning tool

Works with Python and Blocks. Very stable connection over Bluetooth.

Anonymous

Jan 24, 2026

Rating: 4/5

Good upgrade

V2 is better than V1. Wish it had USB-C instead of Micro-B though.

Anonymous

Jan 22, 2026

Rating: 5/5

Perfect for Classroom

Used these for my CS class. The mic adds great interactivity to projects.

5 FAQ

Q: Is the microphone sensitive enough?

A: Yes, it is suitable for clap detection and basic sound logging.

Q: Can I use it with Arduino IDE?

A: Yes, you can program it using the Arduino IDE with appropriate cores.

Q: What cable do I need?

A: It uses a standard Micro-USB cable for power and data transfer.

Q: Are batteries included?

A: No, the board requires 2x AAA batteries which are sold separately.

Q: Does this work with Windows 10?

A: Yes, it is plug-and-play on Windows 10 and 11.

Explore your interests

ESP32-S3 Core Development Board - WiFi & Bluetooth DevKitC-1 (C3, N8R2, N16R8 Modules)

$19.24

Pulse Heart Rate Sensor Compatible Bio-Simulation Sensor Header Pins No Soldering Required

$6.35

[Youxin Electronics] Soil Moisture Meter Detection Module, Soil Moisture Sensor for Intelligent Robot Cars

$2.09

N52 Super Strong Square Magnet, Neodymium Iron Boron Bar Magnet, Powerful Magnetic Blocks

$10.50

Instax Shutter Timer Selfie Artifact Fujifilm instax SQ Series Non-Destructive Installation

$58.00

New STM32 Desktop Pet Smart Dog - STM32 Development Board AI Robot Dog Electronic Kit

$162.74

lalaci Round N52 Strong Magnet High Performance Powerful Small Magnet Diameter 1/2/3/4/5/6/8 Manufacturer NdFeB

$3.25

Car Vibrator/Piezoelectric Vibration Sensor Motorcycle Anti-Theft Alarm Vibration Sensor Module Ceramic Plate

$13.00

N52 Strong Magnet Small Round Mini Powerful Tiny Magnet High-Performance Neodymium Iron Boron Super Strong Magnet Steel 2-8mm

$5.50

Natural Cinnabar Rose Beads, Purple Gold Sand 'Blooming Prosperity' DIY Bracelet and Ring Accessories, Buddhist Prayer Bead Charms

$1.30

Strong Magnet with Hole Square Magnet Block High-Performance Neodymium Iron Boron Countersunk Hole Magnet Steel Magnet Stone Patch

$0.50

New Stainless Steel Solder Wire Lighter Usable High Purity Tin Wire Universal Welding Tool Soldering Wire

$2.90

New Industrial Iron Picker Iron Sucker Magnetic Quick Magnetic Rod G Parts Manual Magnet Nail Sweeper Simple

$386.24

YwRobot Color LCD Display Module for Arduino with TF Card Slot IPS Screen ST7789

$22.00

Genuine ARDUINO MEGA 2560 R3 A000067 ATmega2560 Development Board Module

$221.50

M03 M04 Water Level Detection Module Sensor, Green Non-Contact Liquid Level Touch Switch

$1.15

MQ-8 Hydrogen Gas Sensor Module

$7.73

MAX30100/MAX30102 Blood Oxygen Heart Rate Wrist Pulse Detection Monitoring Biosensor Module

$5.39

300 SMT Component Soldering Kit High-Intensity Practice Board PCB Skills Competition TJ-56-273

$42.40

Kunlun Coast Industrial Wide-Temperature Transmitter Split Type Temperature and Humidity Sensor JWSK-6

$100.00

Digital + Analog LM386 Sound Detection Sensor Voice Control Switch Audio Waveform Microphone Module

$20.00

Wildfire Zhengtu Pro FPGA Development Board ALTERA CycloneIV EP4CE10F17C8N Image Processing

$502.00

[Puzhong Brand Store] 51 Microcontroller Learning Board Development Board Jiangxie Tech STC89C52 DIY Kit

$69.50

EchoEar MeowMate PCB Development Board Kit Components Espressif Xiaozhi AI Volcengine Open Source Replica

$0.50

Strong Magnetic Rod with Lifting Ring Industrial Magnetic Force 304 Stainless Steel Stable Mining Iron Removal Magnet

$202.00

Thickened Strong Magnetic Rubber Soft Magnetic Sheet A4 Advertising Magnetic Car Sticker, Flexible Magnet with Adhesive Backing, Magnetic Paper

$17.50

[Corrosion-Resistant] DFRobot Capacitive Soil Moisture Sensor Module Dry/Wet Detection

$35.00

(Loose Parts) Photo-Sensitive Light-Controlled Audio-Visual Alarm Kit with Buzzer and Double-Sided PCB Board for Teaching, Training, and Soldering Practice

$6.80

STM32F103RCT6 Development Board Minimum System Board STM32 Development Board FREERTOS ARM Embedded

$50.00

Raspberry Pi 4 Case Aluminum Alloy Heat Dissipation

$21.90

Anlixin Solder Paste Solder Cream SMT Patch Mobile Phone Repair Reballing LED Welding High Medium Low Temperature Lead-Free Solder Mud

$25.80

Strong Magnetic Suction Patches, Round Neodymium Magnets with Holes, High-Strength Fixed Suction Force

$2.55

Desktop Soldering Fixture for Mobile Phone Repair - Electronic Holding Stand with Soldering Iron Support and Auxiliary Tools

$11.64

GY-530 VL53L0X Laser Distance Sensor ToF Ranging Time-of-Flight Sensor Module

$12.31

SC7A20H 3-Axis Acceleration Tilt Angle Sensor Module, Inclination and Level Detection with Serial Output

$11.35

N52 Strong Magnet Iron Attractor Round Powerful Magnet Magnetic Stone Sheet Neodymium Iron Boron High-Strength Magnet Rare Earth Magnetic Steel Permanent Magnet

$7.07