Features: Brand new and high quality The JQ8900 Voice Broadcast Module offer customizable voice, making it perfect for various applications. The JQ8400 Port Amplifiers Board allows easy connection and control with other devices, expanding use. Suitable for engineers and hobbyists interested sound solution, the JQ8900 integrates Voice broadcast functionality into their projects. Enthusiasts and electronic hobbyists will appreciate the JQ8900 ability to enhances their projects with Voice technology. Can be used for Voice prompts and message broadcasts, providing convenience and improved user experience. Specifications: Material:PCB Type:JQ8400-FL/JQ8400-FL+Data Cable/JQ8900-16P/JQ8900-16P+Data Cable Input voltage: 3.3-5V Sleep current :500uA Operating current :10MA Size:Approx.18x25mm/0.71x0.98inch Package Includes: 1Pc Sound Module note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.