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REXING / PRODUCT SUPPORT

AUXB0.
Pair your phone.
Bring AUX to life.

Support for the rechargeable AUXB0 Bluetooth audio receiver. Connect a phone to a 3.5mm AUX input and manage music or hands-free calls.

Download manual ↗
Bluetooth 5.13.5mm audio outputRechargeable receiver
AUXB0 / AT A GLANCE

Power, pair, play

POWER

Hold the Power button to turn the receiver on or off.

BLUETOOTH

The guide lists BT13R as the pairing name. Connect one device at a time.

AUX

Connect the audio output to a stereo’s AUX input and select that input.

01 / SETUP

Charge first, then connect audio.

Charge the receiver

Use the supplied Micro-USB cable with a suitable 5V USB source. The manual gives about two hours for a full charge and up to ten hours of operation; actual duration varies.

Read the charging light

Flashing red indicates low battery. Solid red indicates charging, and the light goes off when fully charged.

Connect and pair

Use the included 3.5mm cable or compatible audio plug to connect to an AUX input. Turn the receiver on and pair your phone with BT13R. Select AUX on the stereo and start playback.

02 / DAILY USE

Use the controls on the receiver.

Music and assistant

Press Play/Pause to control music. Use the track/volume controls as marked on the device. Hold the assistant control while paired to activate Siri or Google Assistant.

Phone calls

Press the phone control once to answer or end a call. Hold for three seconds to reject an incoming call or switch to private calling during a conversation. Double press redials the last call.

Automatic power saving

The guide describes automatic shutdown after disconnection or inactivity, but gives different five- and ten-minute timings. If it has switched off while idle, turn it back on and reconnect.

03 / TROUBLESHOOTING

Check charge, pairing and AUX selection.

Paired but no audio

Select AUX on the stereo, reseat both audio-cable ends and check phone and stereo volume. Test another audio cable if available.

Receiver does not pair

Charge it, confirm it is powered on and disconnect another paired phone. Remove BT13R from saved Bluetooth devices and pair again.

Need more help?

Share the receiver label, phone model and whether the charging light responds. Keep the receiver dry and away from strong heat; contact Support if it appears damaged.

RESOURCES / KEEP THESE HANDY

Resources for your AUXB0.

Still need a hand?

Send Support your model label, phone model and a clear description of the issue.

Contact Rexing →