Features
Choose the testing tool that suits your needs and quickly detect device performance
Professional Speaker Test
Advanced speaker performance analysis and frequency response testing
Start TestAVTestr Audio & Video Device Testing Tool
One-stop online detection solution supporting comprehensive performance testing of cameras, microphones, headphones and speakers
Privacy & Security
All tests are performed locally in your browser, no audio or video data is uploaded or stored, completely protecting your privacy
Fast Detection
One-click test startup, real-time results display, no waiting required, quickly get detailed device performance reports
Professional Testing
Based on the latest Web Audio API technology, providing professional-grade audio analysis and visualization effects