Plug the HDMI cable into the ARC port of the TV, plug the other end into the HDMI ARC adapter (HDMI IN), connect the ARC to the power supply, connect the R/L or 3.5mm back to the sound bar, power amplifier, speakers and other equipment, and finally set the TV audio output .

2. USB cable + ARC + speaker

Use the matching Micro cable, plug the USB port of the Micro cable into the TV, plug the other end into the HDMI ARC adapter (power supply at the same time), connect the R/L or 3.5mm sound bar, power amplifier, speakers and other equipment, and finally set the TV audio output.

ARC settings for some brands of TV:

For Samsung:

1. Check whether HDMI CEC is turned on. Settings > General > External Device Management > Anynet+ (HDMI CEC).

2. Settings>Audio>Expert Settings>HDMI eARC Mode (On).

3. Sound > Expert Settings > Digital Output Audio Format (PCM).

4. TV Desktop > Video Source > HDMI 2/3 (ARC).

For Sony:

1. Settings > Expert Settings > HDMI eARC Mode (On).

2. Sound Settings > Speakers (Audio System) > Digital Audio Out (PCM).

3. HDMI>HDMI CEC (on), Audio Return Channel ARC (on).

4. TV Desktop > Video Source > HDMI 2/3 (ARC).

For LG:

1. Device>HDMI Settings>SIMPLINK(HDMI-CEC) open

2. Sound > Sound Output > HDMI ARC (On) > Advanced Settings > Digital Sound Output (Through), EARC Support (On).

3. TV Desktop > Video Source > HDMI 2/3 (ARC).

For TCL:

1. Settings > HDMI Device Control (on), ARC (on).

2. Sound>Audio Output Device>HDMI/ARC, Audio Output Format>Passthrough or PCM

3. TV Desktop > Video Source > HDMI 2/3 (ARC).

For Hisense:

1. Sound Settings>Audio Output>HDMI ARC (on), Audio Output Format>PCM

2. TV Desktop > Video Source > HDMI 2/3 (ARC).

Daily use Q&A:

Q: Why is there no sound from the speaker?

A: 1. Please check whether the device is connected correctly. 2. Whether to turn on the ARC/eARC function of the TV. 3. Select ARC/eARC for audio output and PCM for audio format.

Q: The TV remote control cannot control the volume of the sound?

A: You have not turned on the CEC function of the TV. Generally, the TV is turned off by default and needs to be turned on in advance. Please find Settings > HDMI Settings > HDMI-CEC.

Q: Why is there suddenly no sound after using it for a while?

A: It may be because you turn off the TV each time without turning off the ARC device at the same time. Occasionally cause the TV to not have an ARC reconnect command. Please re-plug the ARC power supply once to solve the problem. At the same time, if your TV has multiple USB ports, and the USB ports have the power supply function, you can try to use the second access method of ARC.

Q: My TV does not have an ARC port, can it be used?

A: Please note that if the TV does not support the ARC function, it cannot be used normally.

Q:Which devices are HDMI ARC converters suitable for?

A: HDMI access to TVs and projectors with ARC function. Audio output is speaker, sound bar, power amplifier (ARC).

Q: What specifications do HDMI cables need?

A: It is strongly recommended to use HDMI 2.0 (19+1) cable, because some brands of HDMI 1.4 cable save the ARC core, resulting in no sound output.

Q: The power adapter is split, can I use the power cord alone?

A: Of course. The split power supply is flexible in daily use, and the power cord can be used alone.

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