Easily share one optical audio source with up to three devices using this 1x3 Toslink SPDIF Optical Audio Splitter. Designed for clarity and reliability, it supports Dolby Digital, DTS 5. 1, and PCM Stereo audio formats (32kHz, 44. 1kHz, 48kHz, and 96kHz) for rich, high-quality sound. This. This SPDIF/Toslink Digital Optical Audio switcher will allow the user to select three different sources to be fed into one amplifier. – Use Optical Fiber Cable with loss less then 0. 2dB/M, output distance is up to 40m/130ft. 1Ch. J-Tech Digital Splitter. Keep reading to find out which one fits your audio needs best! We earn a commission if you make a purchase, at.