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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 81-83 of 83 products · 17 unavailable products hidden
IN100 NanoBeacon Lite Board
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Build low-power 2.4GHz Bluetooth beacon prototypes with this compact breakout based on the InPlay IN100 NanoBeacon. It is designed for wireless sensor monitoring, asset tracking, retail beacons and DIY beacon tags for real-time location monitoring.The board can run from a single 3V coin cell and ...
SparkFun BlueSMiRF v2
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This board creates a wireless Bluetooth® serial UART link, making it a handy replacement for short serial cables. Pair it, connect it, and pass serial data between TX/RX lines, with serial streams supported from 2400 to 921600 baud.BlueSMiRF v2 keeps the familiar 6-pin serial layout used by many ...
ThinkNode M2-Meshtastic (LoRa) Signal Communication Device with Battery
Built for off-grid messaging and device-to-device data exchange, ThinkNode M2 is a compact LoRa communication device designed for use where internet or mobile coverage may be limited.It uses an ESP32-S3 module as the main processor, supports Bluetooth setup, and comes pre-installed with Meshtasti...
