SPDIF TOSLINK Switcher 3 Way In 1 Out Digital Optical Hub w/o Remote Control
[3 in 1 out Toslink Optical Switch]. 0/DTS/Dolby-AC3, 32KHZ,44.1KHZ,48KHZ,96Khz,192KHZ. It does not support 7. 1CH audio cannot be transmitted via fiber optic cable and must be transmitted over HDMI cable.