Avantree Audikast BTTC-418 Bluetooth Transmitter User Manual

Avantree Audikast BTTC-418 Bluetooth Transmitter

Overview

LED indicators status

Pair and connect to Bluetooth headphones

Power up and turn on the Audikast

Connect it to a TV USB port (now ensure your TV is turned on) or any other USB charger that supports 5V/500mA-2A using the included Micro USB power cable. Slide on/o switch to the “ON” position, then close to A flashes BLUE once per 2 seconds.

Enter the Audikast into PAIRING MODE

On first use, the Audikast will enter pairing mode automatically, close to A flashing RED and BLUE alternately. Otherwise, press and hold A for 1 second to enter pairing mode.

Enter the headphone into PAIRING MODE.

Please refer to the relevant user manual (Usually LED on the headphone flashes Red and Blue alternately or flashes Blue quickly).

Connecting

During the pairing process, keep the devices close to each other and wait. Once connected, close to A will turn SOLID BLUE.

Use with your TV

Check your TV output options before setting up.

TVs with OPTICAL audio out

After pairing the Audikast to your Bluetooth headphones and connecting cables, you should be able to hear sound from your headphones; if not, ensure your TV speaker is set to “External Speaker”.

Ensure TV audio format is set to “PCM” or “Dolby/DTS” is OFF(This is IMPORTANT)

Note: The Settings menu may be different depending on different TV brands and models.TVs with AUX 3.5mm audio out.

After pairing the Audikast to your Bluetooth headphones and connecting cables, you should be able to hear sound from your headphones; if not, ensure your TV speaker is set to “Headset”.

TVs with RCA audio out(Red/White ports labeled “AUDIO OUT”)

After pairing the Audikast to your Bluetooth headphones and connecting cables, you should be able to hear sound from your headphones; if not, ensure you use the TV Red/White ports labeled “AUDIO OUT”; other Red/White ports are incorrect.

Ensure your TV speaker is set to “External Speaker”.

Use with your AV Receiver with a 6.35mm PHONE jack.

Notes

• The Audikast is not compatible with ANY RCA(L/R) ports on your AV Receiver; ONLY use the BIG 6.35mm PHONE OUT on the front side of your AV Receiver with the 6.35mm to 3.5mm adapter.
• Do NOT set the volume of your AV Receiver too high.
• Plug wired ear buds into the port on the AV receiver; check whether the sound is normal.

Use with your PC/Laptop

The Audikast supports Micro USB digital audio input from your PC/Laptop. This delivers much better audio quality compared to plugging it into the standard 3.5mm AUX analog port. Connect the Audikast to PC/laptop via the included Micro USB data/charging cable.

Note: The connecting cable must have both DATA SYNC and charging capabilities.

After pairing the Audikast to your Bluetooth headphones and connecting cables, you should be able to hear sound from your headphones; if not,

• Set as default “Playback device” on PC/laptop – Right-click the speaker icon in the bottom-right of the taskbar and select “Playback devices”.
• Set the “Avantree Audikast” as the “Default Device”.

For Skype audio settings, please select “Avantree Audikast” for both Speakers and Microphone.

Add a 2nd pair of Bluetooth headphones

• Step 1: Pair and connect the Audikast to 1st Bluetooth headphone.
• Step 2: Enter the Audikast into PAIRING MODE manually – press and hold B for 2 seconds, close to B flash BLUE and RED alternately.
• Step 3: Place your 2nd set of headphones into Bluetooth PAIRING MODE (please refer to your 2nd headphones’ user manual).
• Step 4: Keep the devices close to each other and wait. Once connected, close to B on the transmitter will turn SOLID BLUE.

Clear paired history

After powering on, press and hold BOTH A and B together for 7 seconds, both will be on BLUE for 2 seconds, then A enters pairing mode automatically, close to A flashes RED and BLUE alternately.

Troubleshooting

Not working/ no sound.

No audio signal into the Audikast

If connected using the OPTICAL port,

• Ensure your TV audio format is set to “PCM”, since the Audikast does not decode Dolby/DTS. Otherwise, you will need to get a Digital to Analog Converter that supports Dolby/DTS;
• Change your TV audio OUT setting to “External Speakers”.

If connected using the RCA ports,

• Ensure use the Red/White ports labeled “AUDIO OUT”. Other RCA ports are usually AUDIO IN, and incorrect.
• Change your TV audio OUT setting to “External Speakers”.

If connected using AUX/3.5mm audio out,

• Change your TV audio OUT setting to “Headset”, and can you hear any sound with the wired headphone plugged directly into the TV?

The Audikast and headphones are not connected properly

Re-pair and connect them strictly following Point 2. Once connected successfully, close to A / B turn SOLID BLUE.

Short range/audio cuts

• Unstable Bluetooth connection – Clear paired history of BOTH Audikast and headphones.
• Bluetooth signal interference – Turn off all other nearby Bluetooth-enabled devices.
• Short work range of headphone – Work range is decided by devices on BOTH ends. Please test the
• work range of the headphone is ok – test it with your smartphone.
• Source issue – When you play an internet source from PC, Mac, or cellphone, quite often, the audio cuts are Internet bandwidth/speed related. Please test with local source Bluetooth streaming and check again.

Audio delay

Bluetooth headphone is NOT aptX LL supported – If your Bluetooth headphone does not support aptX LL, it will work with the Audikast using the SBC codec with 220ms latency, and you will experience a noticeable lag between sound and picture.

Reconnect

NO need to re-pair the Audikast and headphones for each use, the Audikast will ALWAYS auto reconnect to the last paired device once you power on both devices and wait for 5-10 seconds. Otherwise, turn OFF both the Audikast and the headphone, then turn them both back ON and wait 5-10 seconds for them to reconnect.

For the 2nd headphone, it will also auto-reconnect to the Audikast after waiting 5-10 seconds once powered on. Otherwise, you will need to turn OFF and ON both transmitter and 2nd headphone again, or click once on the 2nd headphone.

More FAQs at

https://support.avantree.com/hc/en-us/sections/360000234843-Audikast-BTTC-418-BLK-

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Avantree Audikast BTTC-418 Bluetooth Transmitter- FAQs