The is a high-performance USB audio streaming controller developed by Savitech . It is widely used in portable Digital-to-Analog Converters (DACs) and headphone amplifiers to facilitate high-resolution audio playback from computers and smartphones [1, 3, 7]. Key Technical Specifications
: Completely driverless . The native Microsoft UAC2 stack automatically detects the device ID ( USB\VID_262A&PID_9123 ) and enables immediate use up to 24-bit/192kHz.
Even if you are on Windows 10 or 11, the native Microsoft driver only supports consumer audio APIs like WASAPI, DirectSound, and MME. If you are using a Digital Audio Workstation (DAW) or aiming for bit-perfect, low-latency playback, you may need a dedicated Audio Stream Input/Output (ASIO) driver. 1. Hardware Manufacturer Drivers sa9123l driver
Run the setup.exe or equivalent file, usually branded with the vendor name (e.g., LJM). Connect: Connect the device via USB.
Always reboot your PC to ensure the ASIO and WDM (Windows Driver Model) services start correctly. Troubleshooting Common SA9123L Issues "Device Not Recognized" The is a high-performance USB audio streaming controller
Ensure you are using a proper USB cable and that the driver (if in Windows 7) is correctly installed.
The installer will copy the necessary sys files. The native Microsoft UAC2 stack automatically detects the
: Native plug-and-play functionality. No external drivers are needed.
For advanced users, the SA9123L’s firmware can be customized and reprogrammed using tools such as the CH341A “Tao Jin Se” programmer. This allows DIY enthusiasts to: