4K Audio Extractor to Stereo W/ USB Cable for Audio and Video Accessories

1x Audio Extractor. Support: up to 4K x 2K @ 30HZ can realize audio synchronous output, there, 2.0CH, 5.1CH three audio modes can choose LED indicator, when the signal source or signal end is in. Connect the signal source to a single display device (such as a TV, project) and output stereo + SPDIF signals independently to achieve the audio signal synchronous of signals.