SK-BTI-029 Toslink/SPDIF Bluetoothtransmitter & receiverUser manualWelcome to use Toslink/SPDIF Bluetooth transmitter & receiver SK-BTI-029 Production description:SK-BTI-029 is a Bluetooth transmitter and receiver with Toslink.When used as a Bluetooth transmitter, it can transfer the music on your mobile, Walkman,TV, computer, etc to your Bluetooth receiver, Stereo Bluetooth headphone, andBluetooth speakers through wireless technology.When used as a Bluetooth receiver, it can been a stereo Bluetooth headphone (byplugging headphone audio cable into 3.5mm port), or connecting with speaker to receiveaudio signal through wireless.Please read the user manual carefully before use the unit. Preparation before usewhen ready to use SK-BTI-029, you need fully charged of SK-BTI-029, music players, mobilephones, televisions or computer support Fiber optic interface or 3.5MM audio interface outputdevices. Product picture and function definitions:A, Multi-function keysB, mode selection switch (TX: transmitter; RX: receiver)