The CJMCU-TRRS 3.5mm Jack AV Stereo Module is a versatile breakout board designed to interface with standard 3.5mm TRRS (Tip, Ring, Ring, Sleeve) audio jacks commonly found on smartphones, MP3/MP4 players, and various embedded devices. It allows you to easily add audio, microphone, and even video signal capability to your project or prototype using a compact board format.
This module breaks out each of the TRRS jack’s four conductors into a standard 0.1″ spaced header for convenient integration with breadboards or other development hardware. Whether you are developing audio playback systems, microphone input circuits, or AV signal handling applications, this breakout makes signal access simple and effective.
🔧 Key Features
- Standard 3.5mm TRRS AV stereo jack
- Breaks out Tip, Ring1, Ring2, and Sleeve
- Compatible with headphone jacks and AV ports
- Microphone and video signal support
- 0.1″ header spacing for breadboard use
- Compact PCB design with labeled outputs
📐 Technical Specifications
Product Name | CJMCU-TRRS 3.5mm Jack AV Stereo Module |
Connector Type | 3.5mm TRRS Female Jack |
Signal Lines | Tip, Ring1, Ring2, Sleeve (4 conductors) |
Interface | Standard 0.1″ (2.54mm) header |
Supported Signals | Audio, Video, Microphone |
Compatible Devices | Smartphones, MP3/MP4 players, dev boards |
Mounting Style | Through-hole for prototyping |
Material | FR4 PCB, metal jack |
Dimensions | ~20mm × 15mm × 10mm |
Operating Voltage | Signal level (no power required) |
Use Case | AV interfacing for embedded audio/video |
📌 Applications
- Audio signal interfacing with dev boards
- Hands-free headset mic integration
- Video signal handling in AV devices
- MP3/MP4 player signal prototyping
- DIY audio routing and jack breakout
💡 Why Choose This Product?
The CJMCU-TRRS 3.5mm AV Interface Module offers an easy, breadboard-friendly way to access TRRS jack signals for audio, video, or microphone interfacing. It’s an essential module for developers working on mobile accessories, embedded media systems, or signal breakout tools.
📦 Package Includes
- 1 × CJMCU-TRRS 3.5mm Jack AV Stereo Module
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