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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?
Collections
Showing 41-60 of 100 products
Stereo Bluetooth Amplifier Board
This is a small size and cost-effective Bluetooth 5.0 digital amplifier module with a volume adjustment function. It can connect to two speakers and match a wide variety of high-power speakers (40W-200W). This board can be used as a small Bluetooth speaker when connected to Raspberry Pi or mob...
ESP32S Wifi Bluetooth Combo Module
The ESP32S is a WiFi and Bluetooth combo module built around the Espressif ESP32 dual-core processor. It supports 802.11 b/g/n WiFi with speeds up to 150 Mbps and Bluetooth v4.2 (both Classic and BLE), making it a versatile foundation for IoT, wearable devices, and wireless projects. With dual X...
Bluetooth 4.2 Audio Receiver Board-with an Amplifier (2x5W)
This is a small size and cost-effective Bluetooth 4.2 Audio Receiver module with dual 5W power amplifier circuits. It supports auto-reconnect and can be powered by micro USB or 3.7V lithium battery. The module can be turned into a stereo Bluetooth speaker when connected with two speakers. Also, y...
Bluetooth Low Energy Module HM11- CC2541
The HM-11 is a Bluetooth Low Energy (BLE 4.0) module based on the TI CC2541 microprocessor. It provides wireless communication with smartphones, tablets, desktop computers, and other embedded systems via a simple UART serial interface with AT command control. The XBee-compatible form factor makes...
Bluetooth Audio Receiver Decoding Player
This is a bluetooth audio receiver module with usb and TF card decoding. Usually it’s can be used as a mp3 player, just a TF card and DC 5V power supply. It has five buttons for you to change mode or achieve other audio control like volume adjustment. It has two modes : music mode and bluetooth d...
Audio BLE/SPP Pass-through Module - Bluetooth 5.0
INTRODUCTIONThis Bluetooth module features Bluetooth/U-disk/TF-card playback, and Bluetooth call function, supporting simple and clear serial port control function, BLE pass-through, and SPP pass-through functions. The highlight of this product is the dual-mode Bluetooth, which also means that it...
Evaluation Board for Audio BLE/SPP Pass-through Module - Bluetooth 5.0
An evaluation board for a dual-mode Bluetooth 5.0 module that handles both wireless audio and serial data pass-through simultaneously. It can play audio from U-disk or TF card, stream audio over Bluetooth, handle Bluetooth call control, and run BLE or SPP data pass-through — all at the same time,...
High Power Bluetooth Power Amplifier Board
INTRODUCTIONStarting to build your dream Speakers with this Bluetooth Power Amplifier board! This cost-effective high power Bluetooth amplifier board features 100W output power, a volume control button, Bluetooth 5.0 input, and dual-track output. It can be operated at DC 5~24V, and compatible wit...
Combination WiFi + Bluetooth 4.0 USB Adapter
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A compact USB dongle that adds both Wi-Fi and Bluetooth 4.0 to your computer or single-board computer through a single USB port. Based on the Realtek RTL8723BU chipset, it provides 802.11bgn wireless LAN and Bluetooth Low Energy (BLE) connectivity — ideal for Raspberry Pi, BeagleBone, or any Linu...
HIFI Digital Bluetooth Amplifier-50W*2
A HiFi digital power amplifier board with Bluetooth 5.0 and AUX input, delivering 50W per channel in a dual-channel configuration. With AM interference suppression and filtering, the board achieves THD as low as 0.1% even at sustained high-power output, producing clear, detailed sound. The board...
FireBeetle ESP32-E IoT Microcontroller with header (Supports Wi-Fi Bluetooth)
FireBeetle ESP32-E, specially designed forIoT, is an ESP-WROOM-32E-based main controller board with dual-core chips. It supports WiFi and Bluetooth dual-mode communication, and features small size, ultra-low power consumption, on-board charging circuit and easy-to-use interface, which can be c...
M38 Wireless Bluetooth MP3 Audio Receiver board BLT 4.2 Mp3
A compact Bluetooth 4.2 audio receiver module (MH-M18) that streams two-channel stereo audio wirelessly from your phone, tablet, or other Bluetooth device. Once paired, it delivers lossless audio playback with a connection range of up to 20 metres in open environments. The module supports button...
HC-05 Bluetooth module
Add Bluetooth functionality to your project with the HC-05 Bluetooth Module. The module is found on a breakout board which provides breadboard-friendly headers for power, ground, TX, RX and enable pins. The breakout board also provides a 3.3V regulator so you can power it with 5V from an Ardui...
ESP32 Dual Antenna WiFi + Bluetooth Module with 8MB FLASH
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ESP32-WROOM-DA (the DA is for Dual Antenna) is a powerful Wi-Fi + Bluetooth Classic + Bluetooth LE MCU module, with two complementary PCB antennas in different directions. Packed with 8 MB of internal QSPI Flash, it has lots of memory and great WiFi connectivity no matter where or how it is inst...
Adafruit ItsyBitsy nRF52840 Express - Bluetooth LE
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The Adafruit ItsyBitsy nRF52840 Express brings Bluetooth Low Energy connectivity to the tiny ItsyBitsy form factor. Powered by the Nordic nRF52840 Cortex M4 at 64 MHz with 1 MB Flash, 256 KB RAM, and 2 MB QSPI Flash, it can act as both a BLE central and peripheral device — perfect for compact wir...
Bluetooth eInk Display Clock with Temperature Humidity Sensor
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A compact Bluetooth-enabled clock and sensor that displays the current time, temperature, and humidity on a crisp e-ink screen. At just 110 × 55 mm with a minimal ABS enclosure, it fits neatly on a desk, shelf, or wall. The sensor broadcasts temperature and humidity data over Bluetooth Low Energ...
Bass Treble Bluetooth Amplifier-50W+100W
Make a subwoofer speaker with this bass & treble control Bluetooth Amplifier to enjoy the cinema-style acoustics in the home! Integrated with 3 output channels, this powerful Bluetooth Amplifier has AM interference and filtering function that makes the board THD as low as 0.1% even when working f...
Bluetooth 5.0 Audio Receiver Board
This is a compact and cost-effective Bluetooth 5.0 audio receiver module that supports automatic reconnect function. It can be powered by a micro USB or 3.7V lithium battery. You can easily convert your old speakers into wireless Bluetooth speakers with this module. If you short circuit the So...
Bass Treble Bluetooth Amplifier-50W*2
With bass and treble tone independent control, this powerful Bluetooth Amplifier has AM interference and filtering function that makes the board THD as low as 0.1% even when working for a long time at large power output, while bringing you clear and round sound. The board features DC9-24V power s...
Bluetooth 5.0 Audio Receiver Board-Controllable Volume
A compact Bluetooth 5.0 audio receiver board that turns any wired speaker into a wireless one. Simply connect power (3.7–24V) and wire up your speaker — pair it with your phone and start streaming music wirelessly. The board features auto-reconnect, so it automatically pairs with the last connect...
