This 3 in 2 out Toslink Switch allows to connect 3 digital oprical tosLink signal source to switch to 2 optical tosLink (SPDIF) input on your sound bar, optical BT transmitter at the same time. Specifications: Type: 3 in 2 out Toslink Switch  Model: NK-T32 Support Audio Format: LPCM2.0/DTS/Dolby-AC3 Peak Wavelength: 650nm Max Baud Rate: 16Mbps Output Cable Distance: ≤25m(Use the optical fiber cable loss less the 0.2Db/m ) Max Working Current: 100mA Operating Temperature: (0 to '40℃) Operating Humidity: 5 to 90%RH (No Condensation) Item Size: 10.8 * 6.4 * 2.3cm / 4.3 * 2.5 * 0.9inches Item Weight: 171g / 6.03oz Package Size: 21.5 * 14.7 * 5.5cm / 8.5 * 5.8 * 2.2inches Package Weight: 354g / 12.5oz Package Included: 1 * 3 In 2 Out Optical Switcher 1 * USB Cable 1 * Remote Controller 1 * Optical Cable 1 * Manual