Easily add a line-level Bluetooth audio receiver to your audio project with these Compact Bluetooth Audio Receiver Boards from PMD Way. Units operate from 5 V. Inline header pins shown in images are soldered to the board and have a standard 0.1"/2.54mm pin spacing. PCB measures 30 x 20mm - tiny! Pinouts: Power in GND Audio left channel output Audio right channel output Mute Status LED output not used An LED and resistor are included so you can have a Bluetooth status indicator for your project. Connect anode of LED to pin 6, cathode to resistor, resistor to ground. Fast blinking of LED means Bluetooth not connected, slow blink means connected. Capacitors used for power input smoothing. Don't forget to check out our full range of MP3 boards if this doesn't meet your needs. And as always, all orders receive free delivery. And remember ... if you: can't find what you need not sure what to order want a bulk deal need technical support or just want to have a talk ... Please email us via [email protected]. To keep up to date with new products, news, tutorials and more - we're on x, Facebook, Instagram, threads, reddit, and instructables.