Musesonic Bluetooth 5.0 Transmitter and Receiver Digital Optical SPDIF TOSLINK and 3.5mm Aux RCA Wireless Audio Adapter for TV/Home Stereo System (Black) Size name:Optical   Enjoy the Power of Bluetooth 5.0 & Upto 20 Hours Marathon Battery Playtime With Easy to Use Interface TX or Transmitter ModeEasily Transmit Audio Wirelessly From Your Tv, Mp3 Etc to Bluetooth Headset or Speaker SystemRX or Receiver ModeSimply Connect With Your Wired Headphones, Speaker or Car Stereo via 3.5mm Cable & Pair It With Smartphone, Tablet or Laptop to Enjoy Music or Other Audio Wirelessly Bluetooth 5.0 Crisp Audio Transmission  The Musesonic Wireless Bluetooth Music Transmitter True Streaming Technology Ensures That It Transmits Crystal Clear, High Fidelity AudioWireless Freedom Enjoy Your Favourite Movie, News, Football or Cricket Match, Psp Games or Music in Full Loud Theater Volume in Your Wireless Bluetooth Headset Without Disturbing the Person Sitting, Studying or Even Sleeping Next to YouEasy to Use No Hardware, Software or App Installation Is Required  Simply Plug, Pair & Play the Musesonic Transmitter With the Aux Cable or SPDIF TOSLINK Optical Cable to Your Tv or Any Other Device  Yes That's It!! Just Walk Around or Sit Back on Your Couch & Relax!  You Don't Need to Be Tied to the Headset Wires to Your Tv, Psp, or Cd/mp3 Player to Listen to Your Movies, Games or MusicSimple Set Up StepsTransmitter Mode (Tx)1. Set Your Bt Headset or Speaker to Pairing Mode2. Slide the Toggle to Tx Side & Then Switch on the Device3. It Will Connect Automatically in 15-30 Sec Note- Make Sure That There Is No Other Bluetooth Device Active in the Vicinity4. Now Connect the Audio Out of the Source Device & Enjoy Wireless AudioSettings for Tv Optical Audio Out to PCM1. On the Supplied Remote Control, Press the Home Button2. Select Settings3. Under Tv Category, Select Sound4. Select Digital Audio Out5. Select PCM1 Year India Warranty & Active Support Team