{"title":"Adafruit TRRS Jack Breakout Board","handle":"adafruit-trrs-jack-breakout-board","url":"/products/adafruit-trrs-jack-breakout-board","description":"The Adafruit TRRS Jack Breakout Board provides easy access to all four contacts of a 3.5mm TRRS (Tip-Ring-Ring-Sleeve) audio jack — commonly used for stereo audio plus a microphone channel, as found on mobile phone headsets. It's also handy when you want to repurpose standard audio cables for low-speed data transmission with power, ground, and two data lines.\n\nIn addition to the four main contacts, the breakout includes two switched outputs that let you detect when a plug is inserted or automatically switch between a built-in speaker and headphones.\n\nKey Features\n\n\n4-Contact TRRS Breakout – Access to Tip, Ring 1, Ring 2, and Sleeve connections\n\nTwo Switched Outputs – Left and right switch pins connect to their respective contacts when no jack is inserted, and float when a plug is inserted\n\nInsertion Detection – Use the switch pins to detect when a plug is connected, auto-switch audio output, or mute/power down when unplugged\n\nSturdy Mechanical Connection – Two through-hole contacts near the jack opening for solid mounting\n\nMounting Holes – For secure board attachment\n\nBreadboard-Friendly – Header strip included for breadboard or perfboard use\n\n\nIdeal For\n\nAudio projects requiring stereo + microphone connections\nHeadphone/speaker auto-switching circuits\nRepurposing 3.5mm cables for data transmission (power, ground, 2 data lines)\nPlug detection and insertion sensing\n\n\nPackage Contents\n\n1× Adafruit TRRS Jack Breakout Board (fully assembled)\n1× Header strip\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":1589,"title":"Default Title","sku":"AF-5764","price":3.72,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":102,"option1":"Default Title"}]}