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XIAO nRF52840 Sense - Supports Arduino/CircuitPython - Bluetooth5.0 NFC with Onboard Antenna, MCU with 6-axis IMU Works with Amazon Sidewalk

Name: Seeed Studio XIAO nRF52840 Sense - Supports Arduino/CircuitPython - Bluetooth5.0 NFC with Onboard Antenna, MCU with 6-axis IMU Works with Amazon
Brand: seeed studio
SKU: B09T94SZ8K
Price: 24.99 USD
Availability: InStock
Rating: 4.3 (92 reviews)

By SpecPicks Editorial · Verified 2026-06-06

$24.99 ★★★★☆4.3(92 reviews)

Buy on Amazon — $24.99 Compare to similar emulation hardware

*Price sourced from Amazon.com. Last updated 2026-06-06. Price and availability subject to change.

Bottom line: The XIAO nRF52840 Sense - Supports Arduino/CircuitPython - Bluetooth5.0 NFC with Onboard Antenna, MCU with 6-axis IMU Works with Amazon Sidewalk is a solid pick with broad community endorsement in the emulation hardware category, priced around $24.99, rated 4.3★ across 92 verified Amazon reviews. A solid choice — worth comparing against one or two close alternatives first.

SpecPicks Verdict

SpecPicks classifies Seeed Studio XIAO nRF52840 Sense - Supports Arduino/CircuitPython… as a solid pick with broad community endorsement in the emulation hardware category, based on 92 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. seeed studio's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for emulation hardware of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Solid 4.3★ customer rating
✓ Backed by seeed studio's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

📌【Powerful CPU】As the advanced version of the board XIAO BLE, Seeed XIAO BLE Sense has equipped a powerful Nordic nRF52840 MCU which is designed in a Bluetooth 5.0 module, built around 32-bit ARM Cortex-M4 CPU with Floating-Point Unit(FPU) operating at 64Mhz.
📌【Wireless Capabilities】XIAO BLE Sense has Bluetooth 5.0 NFC module with onboard antenna. With the capabilities of wireless connection, it still remains the Seeed XIAO series classic form-factor of small and exquisite which can be used for wearable devices and Internet of Things projects.
📌【Rich interface】Firstly, the Near Field Communication(NFC) is functional on the board. Secondly, there is a tiny and elegant reset button on one side of the Type-C interface. It is designed in a three-in-one LED along with power LED. It supports UART, IIC, and SPI all three common serial ports. Same as Seeed XIAO RP2040, it has an onboard 2 MB flash which means it can also be programmed by Arduino, MicroPython, CircuitPython, or other program languages.
📌【Extra Onboard Sensors】One of them is a digital microphone created through Pulse Density Modulation(PDM) module on the nRF52840 chip. It can receive audio data in real-time which allows it can be used for audio recognition. The board not only receives audio data but also can speak through the MSM261D3526H1CPM microphone. The other one is 6-axis Inertial Measurement Unit(IMU) which can be applied in TinyML projects like gesture recognition.
📌【Ultra-small Size】21 x 17.5mm, Seeed Xiao series classic form-factor for wearable devices. Part List: Seeed XIAO BLE Sense - nRF52840*1/7 Pins Header*2.

Full Specifications

Brand	seeed studio
CPU Model	core_m
Model Name	nRF52840
Connectivity	Bluetooth
Built-In Media	/
Connection Type	Wireless
Mfr Part Number	S9-ZIT9-5PGK
Processor Brand	Nordic
Processor Count	1
Processor Speed	64 MHz
Operating System	FreeRTOS
Compatible Devices	Smartphones, Computers, Microcontrollers
RAM Memory Installed	256 KB
Warranty Description	/

Ready to buy?

Seeed Studio XIAO nRF52840 Sense - Supports Arduino/CircuitPython - Bluetooth5.0 NFC with Onboard Antenna, MCU with 6-axis IMU Works with Amazon Sidewalk is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-06-06. Price and availability subject to change.