Set Up 1: Connect HT41899 Plus to your TV / Audio Source

Step 1. Understand your TV / Audio Source Audio Output Options.

Note 1.1 Valid RCA port must labeled "Audio OUT"

Step 2. Connect the Transmitter to a Power Source

1. Plug the provided USB cable into the DC IN port of the transmitter.
2. Connect the other end of the cable to a suitable power source. You can use either:

• Your TV's USB port (recommended for automatic on/off syncing with your TV)
• A standard USB power adapter (5V, 0.5A - 2A), such as a cellphone charger

Note: Most people have a spare USB power adapter at home, so it is not included in the package. If you need one, we’re happy to provide a US, EU, or UK adapter free of charge. Just send an email request to support@avantree.com.

Step 3. Connect the Transmitter to TV / Audio Source via Audio Cable

Option 1. Digital Optical (a.k.a SPDIF or TOSLINK) Connection - (Recommended!)

Option 2. 3.5mm AUX (a.k.a. HEADPHONES Jack)

Option 3. Red / White RCA Audio OUT(RCA adapter not included)