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Showing 2221-2240 of 8655 products · 2511 unavailable products hidden
Blue Electroluminescent (EL) Tape Strip - 100cm w/two connectors
Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822 [v3.0]
Bluefruit LE Sniffer - Bluetooth Low Energy (BLE 4.0) - nRF51822 [v3.0]
Blue Micro Potentiometer Knob - 4 pack
Blue SMD LED - 1206
MPN: COM-17734
BlueSMiRF v2 Bluetooth Serial Link with JST-GH
MPN: WRL-30414
Bluetooth 2.0 Module V3 For Arduino
Bluetooth 4.0 HM-11 Module
Bluetooth 4.0 RGB LED Strip Kit (Support iPhone Android)
Bluetooth 4.0 USB Module (v2.1 Back-Compatible)
Bluetooth 4.2 Audio Receiver Board-with an Amplifier (2x5W)
Bluetooth 5.0 Audio Receiver Board
Bluetooth 5.0 Audio Receiver Board-Controllable Volume
Bluetooth 5.0 Module with Pin Header
Bluetooth Adapter Mini
Bluetooth Amplifier Board
Bluetooth Audio Receiver and Playback Module
Bluetooth Audio Receiver Decoding Player
Bluetooth Bee
Bluetooth eInk Display Clock with Temperature Humidity Sensor
Blue Electroluminescent (EL) Tape Strip - 100cm w/two connectors
EL tape is the big sister to EL wire - it has the same glow effect but with a flat, wide shape instead of a round shape. The glowing part of the tape is 1 cm wide (the plastic coating is about 1.5cm wide). The other side has an adhesive on it so you can stick the tape onto something. Its cover...
Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822 [v3.0]
The Bluefruit LE Friend is your new BLE BFF! This USB-to-BLE board makes it easy to get your computer talking to your BLE enabled phone or tablet using a standard serial/UART connection. In it's simplest form, it works on the same principle as a common USB/Serial adapter (the FTDI Friend,...
Bluefruit LE Sniffer - Bluetooth Low Energy (BLE 4.0) - nRF51822 [v3.0]
Interested in learning how Bluetooth Low Energy works down to the packet level? Debugging your own BLE hardware, and trying to spot where something is going wrong? Or maybe you're writing a custom application for your phone or tablet that needs to talk to existing BLE hardware, but you don't k...
Blue Micro Potentiometer Knob - 4 pack
Have you found yourself in a maze of twisty-turny knobs, all alike? These micro potentiometer (or rotary encoder) knobs offer a rainbow burst of color to your synth or control panel. They are made of a hard plastic, with a grippy star shape. The shape is sometimes referred to as "Davies 1900" sty...
Blue SMD LED - 1206
· MPN: COM-17734
This basic blue surface-mount LED is a compact 1206 component suited to indicators, status lights and small embedded electronics projects.It is the same blue LED used on SparkFun's RedBoard line of products and many more, making it a handy replacement or matching part for compatible designs.A dat...
BlueSMiRF v2 Bluetooth Serial Link with JST-GH
· MPN: WRL-30414
Turn a wired UART link into a dependable short-range Bluetooth® serial connection for microcontrollers, computers and mobile devices. It pairs, connects and passes data between TX and RX lines, buffering serial streams for byte-perfect delivery between radios.This JST version swaps the usual pins...
Bluetooth 2.0 Module V3 For Arduino
A Bluetooth 2.0 serial module for Arduino, featuring the CSR BC417143 chip with a double-board design for electrostatic protection. Provides transparent serial data communication over Bluetooth with a configurable baud rate from 4800 to 1,382,400 bps. Compatible with most Bluetooth adapters, lap...
Bluetooth 4.0 HM-11 Module
JDY-08 BLE Serial Transmission Module Compatible CC2541 JDY-08 transparent transmission module is based on the Bluetooth 4.0 protocol standard, the working frequency of 2.4GHZ range, modulation scheme is GFSK, the maximum transmit power of 0db, maximum transmission distance of 80 meters,...
Bluetooth 4.0 RGB LED Strip Kit (Support iPhone Android)
The DFRobot Bluetooth 4.0 RGB LED Strip Kit combines a 3-metre WS2812 addressable LED strip with a Bluno (Arduino-compatible Bluetooth 4.0 board), sound sensor, and audio analyser. Control every individual LED from your iPhone or Android device via Bluetooth Low Energy — change colours in real ti...
Bluetooth 4.0 USB Module (v2.1 Back-Compatible)
Add Bluetooth capability to your computer super fast with a USB BT 4.0 adapter. This adapter is backwards compatible with v2.1 and earlier, but also supports the latest v4.0/Bluetooth Low Energy. Inside lies a CSR8510 Bluetooth USB host.We've used this with great success on a Windows 7 computer, ...
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 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...
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...
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...
Bluetooth Adapter Mini
A compact USB Bluetooth 2.0 adapter for adding wireless Bluetooth connectivity to your computer. Simply plug it into a USB port and connect to phones, headsets, keyboards, mice, and other Bluetooth devices. This adapter uses the native Windows Bluetooth stack, so no additional drivers or softwar...
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...
Bluetooth Audio Receiver and Playback Module
This Bluetooth audio receiver module supports wireless streaming, USB flash drive, and TF (microSD) card playback. It decodes MP3, WMA, WAV, and lossless FLAC audio formats, with a built-in pre-amp output capable of driving headphones or a small 3 W speaker directly. Powered by 5 V DC via Micro-...
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...
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...
Bluetooth eInk Display Clock with Temperature Humidity Sensor
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...