AV Link Multifunction Audio Converter & Bluetooth Receiver - Bluetooth 5.1

The Bluetooth range is up to 15 meters (approximately 49 feet).

No, the device requires a USB power source. You will need to use a USB wall adapter, or connect it to another device that provides USB power.

The device supports conversion of many digital audio formats to analogue RCA (L/R) and AUX (3.5mm) outputs. However, the exact supported formats are not explicitly listed.

Yes, you can connect headphones to the 3.5mm AUX output.

Warranty information is not available in the provided product details.

The remote control allows you to control the power and volume. Point the remote at the device and press the corresponding buttons.

The package includes AUX, Audio (3.5mm), Coaxial, RCA, and USB cables.

Check all cable connections. Ensure the volume is not muted on both the converter and your audio output device. Verify the correct input selection on your output device. Make sure the converter is powered on.

Ensure Bluetooth is enabled on your source device. Make sure the converter is within range (15 meters). Try unpairing and repairing the devices. Check for interference from other electronic devices.

Ensure the remote control has working batteries. Make sure there are no obstructions between the remote and the converter. Check the receiver on the converter.

Ensure the USB drive is formatted correctly (FAT32 is recommended). Make sure the USB drive contains compatible audio files. Try a different USB drive.