FOR 0TR90K USB Audio I/O Board w/ Connection Cable for 7500 7501

Replacement USB, audio and I/O board assembly — Part No. 0TR90K — for models 7500 and 7501. This unit includes the connection cable required for installation and provides the device's USB and audio input/output interfaces on a single board. Use as a direct board replacement for systems specifying 0TR90K for 7500/7501.