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Here are the most useful Bluetooth options, grouped by what you’re trying to do:
Add Bluetooth to a computer (USB dongles)
- Cheapest basic option (older standard): Bluetooth Adapter Mini (Bluetooth 2.0) ($6.30)
- Add Wi‑Fi + Bluetooth in one: Combination WiFi + Bluetooth 4.0 USB Adapter (Bluetooth 4.0) ($33.00)
- Nano combo adapter with newer BT: Edimax 2-in-1 Wi-Fi 4 N150 & Bluetooth® 4.2 Nano USB Adapter (Bluetooth 4.2 + Wi‑Fi N150) ($35.05)
Bluetooth for microcontrollers / embedded projects (data/serial & BLE)
- UART-to-Bluetooth serial bridge: BlueSMiRF v2 Bluetooth Serial Link with JST-GH (Bluetooth serial/UART) ($23.90)
- Easy BLE add-on board (UART-style): Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822 [v3.0] (BLE 4.0) ($40.10)
- Multiprotocol RF module: BMD-34 Bluetooth 5 / Thread / Zigbee Module with U.FL (Bluetooth 5 + Thread + Zigbee, U.FL antenna) ($39.35)
- Built-in BLE dev board: Circuit Playground Bluefruit Bluetooth LE Board (Bluetooth Low Energy onboard) ($61.35)
- Wi‑Fi + Bluetooth MCU module: ESP32(ESP-WROOM-32) WiFi Bluetooth Dual-Core MCU Module (Wi‑Fi + Bluetooth/BLE 4.2, dual-core) ($13.05)
Bluetooth audio (make powered speakers / add wireless audio)
- Simple receiver module: Bluetooth 5.0 Audio Receiver Board (Bluetooth 5.0) ($4.75)
- Receiver + amp for small speakers: Bluetooth 4.2 Audio Receiver Board-with an Amplifier (2x5W) (2×5W amp) ($6.30)
- Higher power amp: HIFI Digital Bluetooth Amplifier-50W*2 (2×50W, Bluetooth + AUX) ($27.55)
- Bluetooth 5.0 amp module: Stereo Bluetooth Amplifier Board (Bluetooth 5.0, speaker amp) ($15.70)
- Most flexible playback (BT + USB + microSD, decodes FLAC): Bluetooth Audio Receiver and Playback Module ($24.85)
Bluetooth peripherals
- Compact keyboard: Mini Bluetooth Keyboard – Black ($26.00)
What kind of Bluetooth product are you looking for?
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Showing 61-80 of 100 products
HIFI Digital Bluetooth Amplifier-100W*2
Does sound quality matter to you? If Yes, then come to take a look at this HIFI Bluetooth Power Amplifier board! With AM interference suppression and filtering function, the board THD can be as low as 0.1% even when working for a long time at large power output, while bringing you very round and ...
Mini Digital Bluetooth Amplifier-50W*2
This mini Bluetooth Amplifier can be connected to your mobile phone, Raspberry Pi, and other main-boards with Bluetooth to DIY your unique speaker! With standard audio quality, the cost-effective amplifier offers 50W output power, volume adjustable knob, Bluetooth 5.0 input, and dual-channel outp...
Bluetooth 5.0 Module with Pin Header
JDY-23 transparent transmission module is based on Bluetooth 5.0 protocol standard, working frequency range is 2.4GHZ range, modulation mode is GFSK, maximum transmission power is 4db, maximum transmission distance is 60 meters, adopts imported original chip design, supports users to modify eq...
Flip Pad Bluetooth Keyboard for Raspberry Pi 4 Model B
A compact Bluetooth keyboard with a mounting bracket designed for the Raspberry Pi 4 Touchscreen Case. The bracket screws into the fixing points on the bottom of the touchscreen case, creating a neat, portable workstation for your Raspberry Pi. With built-in rechargeable lithium battery and mult...
Cubelets Bluetooth Hat
The Bluetooth Hat is your gateway to doing more with Cubelets robot blocks. Connect your robots with free apps to change what your Cubelets can do. Swap Cubelet behaviors with Personality Swap – or create your own with Blockly and C coding. The Bluetooth Hat turns every Cubelet into something new.
FireBeetle 2 Board ESP32-S3-U (N16R8) AIoT Microcontroller with Camera (Wi-Fi & Bluetooth Routed through Cable)
FireBeetle 2 ESP32-S3-U is a high-performance main controller built around the ESP32-S3-WROOM-1U-N16R8 module. ESP32-S3-WROOM-1U-N16R8 comes with 16MB Flash and 8MB PSRAM for storing more data. The acceleration for neural network computing and signal processing workloads provided by the ESP32-S3 ...
FireBeetle 2 Board ESP32-S3 (N16R8) AIoT Microcontroller with Camera (Wi-Fi & Bluetooth on Board)
FireBeetle 2 ESP32-S3 is a high-performance main controller built around the ESP32-S3-WROOM-1-N16R8 module. ESP32-S3-WROOM-1-N16R8 comes with 16MB Flash and 8MB PSRAM for storing more data. The acceleration for neural network computing and signal processing workloads provided by the ESP32-S3 chip...
Bluetooth Amplifier Board
This compact Bluetooth amplifier board provides wireless audio playback with 5W per channel (10W total) output via dual PAM8403 amplifier chips. Stream music wirelessly from any Bluetooth 5.0 compatible device directly to your speakers. The small form factor and 3mm mounting holes make it easy t...
DIY Bluetooth Speaker Box
Craft your own Bluetooth speaker with this DIY kit and uncover the mechanics of speaker technology in the process. The assembly is straightforward, making it a fantastic opportunity for children to engage with sound, music, and speakers through hands-on learning. This speaker requires 4 batterie...
ESP32-S3-Zero Mini Development Board – Dual-Core 240MHz, Wi-Fi & Bluetooth 5, 4MB or 8MB Flash, Headers Optional
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Four versions — choose Memory and Headers above This page sells all four factory versions of the ESP32-S3-Zero. Two axes: how much memory the module carries, and whether the pin headers arrive already soldered on. Both are set at the factory, so neither can be changed later — memory in particular...
ESP32-C3 Mini Development Board, Based on ESP32-C3FN4 Single-core Processor, 160MHz Running Frequency, 2.4GHz Wi-Fi & Bluetooth 5
A compact ESP32-C3 development board based on the ESP32-C3FN4 single-core RISC-V processor running at up to 160 MHz. With 2.4 GHz WiFi (802.11 b/g/n) and Bluetooth 5 (LE), 4 MB onboard flash, and a castellated module design, it's ideal for both breadboard prototyping and direct SMD soldering to c...
Stereo Bluetooth 4.2 Power Amplifier Board
Compact and easy to integrate, this Bluetooth audio module is a reliable solution for DIY wireless audio projects, portable speakers, and embedded systems. Designed to operate on a wide 3.7–5V DC input, it's ideal for battery-powered applications using standard lithium cells.Featuring Bluetooth 4...
Bluetooth Bee
The Elecrow Bluetooth Bee is a Bluetooth V2.0+EDR serial module in an XBee-compatible form factor. It provides transparent wireless serial communication at up to 2.4 GHz, making it easy to add Bluetooth connectivity to any project with an XBee socket — no additional wiring required. Based on the...
Mijia Bluetooth Temperature/Humidity Sensor with LCD Display
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Here is a jolly cute, palm-sized, Bluetooth-enabled sensor to monitor your room's temperature and humidity. Only 43mm x 43mm, we dig its small form factor and minimal design. The shell is made of durable ABS material. Up front you get a 1.5" (28x28mm) LCD display. These s...
ESP32-CAM WiFi + Bluetooth Camera Module
This is the ESP32-CAM WiFi + Bluetooth Camera Module! It is designed be used for a wide range of IoT applications. For example, you could use it to build your own smart home device, set up a security monitoring system, and other IoT applications. It works by Bluetooth 4.2 standards and is...
nRF52840 USB Key with TinyUF2 Bootloader - Bluetooth Low Energy
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This USB dongle/key type thing is a little unusual - it isn't a BLE adapter that you plug into a computer to add wireless capability. (If you do want something like that, our Bluetooth 4.0 USB Module will do the job nicely.) Instead, this is basically a minimal nRF52840 wireless microcontrol...
FireBeetle 2 ESP32-UE (N16R2) IoT Microcontroller (16MB Fl., 2MB PS., Supports Ext Antenna, Wi-Fi & Bluetooth)
FireBeetle 2 ESP32-UE (N16R2) is a powerful IoT microcontroller that supports external Bluetooth & WiFi antennas and features 16M Flash and 2M PSRAM. This product enhances memory capacity and operating space, enabling superior performance for applications such as the LVGL graphics library for int...
Romeo ESP32-C3 Robot Control Board (Supports Wi-Fi; Bluetooth 5)
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The Romeo Mini ESP32-C3 is a compact robot control board with an onboard ESP32-C3 module providing Wi-Fi and Bluetooth 5 dual-mode communication. It features two channels of 1.7A motor drivers, servo control, and 9 Gravity-compatible I/O interfaces — all in a tiny 47mm × 38.5mm form factor. A bu...
FireBeetle 2 ESP32-E (N16R2) IoT Microcontroller (16M / 2M, Supports Wi-Fi & Bluetooth)
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##Introduction The FireBeetle 2 ESP32-E (N16R2) IoT development board equipped with 16M Flash and 2M PSRAM. It is designed to provide superior performance for applications such as the LVGL graphics library for interface design and interaction. Built on the foundation of Espressif's ESP32-WROOM-32...
M.2 E Key WiFi7 Bluetooth 5.4 Intel BE200 Wireless Network Card for LattePanda Sigma
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An M.2 E Key wireless network card based on the Intel BE200 chipset, supporting WiFi 7 (IEEE 802.11be) with triple-band connectivity and Bluetooth 5.4. It delivers maximum wireless speeds of up to 8,774 Mbps across 2.4 GHz, 5.8 GHz, and 6 GHz bands, making it suitable for upgrading laptops, deskt...
