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Main image of Bluetooth 5.3 Transmitter for TV Audio via Optical & AUX Outputs Only, aptX Adaptive, Dual Headphone Connection, 100ft Range Not for HDMIOnly TVs

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Bluetooth 5.3 Transmitter for TV Audio via Optical & AUX Outputs Only, aptX Adaptive, Dual Headphone Connection, 100ft Range Not for HDMIOnly TVs

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[CHECK TV PORTS BEFORE PURCHASE] Works only with TVs that have optical (TOSLINK) or 3.5mm audio OUT ports. Not compatible with HDMI / ARC / eARC ports, TVs that only have HDMI, or with audioin / headphonein jacks.
[EASY SETUP PLEASE FOLLOW TV SETTINGS] Connect the transmitter to your TVs optical or 3.5mm audio OUT port and power it via USB, then put your Bluetooth headphones into pairing mode. Make sure your TV audio output is set to External Speakers / Optical / Headphones in the sound menu. If you dont hear any sound, follow the troubleshooting steps in the included Quick Start guide or our online video.
[SET TV AUDIO FORMAT TO PCM] For optical connections, please set your TVs digital audio output to PCM / Stereo in the sound settings. Surround formats such as Dolby Digital / DTS are not supported and will result in no audio.
[LOW LATENCY WITH COMPATIBLE HEADPHONES] When used with headphones that support aptX Adaptive or aptX Low Latency (e.g. Avantree Aria Me, Audition 3), youll enjoy TV audio that is virtually in sync with the picture. With standard Bluetooth headphones, a small delay may be noticeable this is normal for regular Bluetooth.
[DUAL LINK] Pair your Audikast 3 with two pairs of headphones simultaneously and share your enjoyment with your loved one.
[FIRMWARE UPGRADABLE] Stay current with ongoing firmware updates. Whether it's performance improvements or future features, you can upgrade easily via our official support page.

Overview

Specs

Reviews

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Wireless Headphones for TV
Bluetooth Transmitters
FM Radio and Speakers
Who Are We?
Avantree is a global provider of niche wireless audio solutions that focus not just on "surviving," but thriving.
What Do We Do?
At Avantree, we create products that offer users unique audio experiences such as social listening options and customized hearing profiles. We aim to meet consumers right where they're at by designing devices that provide high-quality sound and satisfy user needs.
Why Do We Do It?
We believe that everyone deserves to enjoy and experience life to the fullest - even those without "perfect" hearing. We seek to create excellent products that cater to this belief.

Yellow sticky note with 'Please Note!' handwritten in black, attached to a surface with a silver binder clip against a white background.

Before you buy, please note:

COMPATIBILITY NOTICE Only Works with TVs that have Optical (TOSLINK) or 3.5mm AUX audio outputs. Not compatible with HDMI ARC/eARC-only TVs.
Before Purchase: Confirm your TV has an Optical or AUX port.

418P_3

Stable Connection
Connect 2 headphones simultaneously and enjoy stable connections up to 100ft / 30m away.
Volume Controls
Adjust volume levels directly from the transmitter if desired.
Clear Indicators
Easily check your pairing, connection, and codec statuses with the intuitive LEDs.

Specifications

Bluetooth Version	v5.3
Bluetooth Chipset	QCC3056
Supported Audio Codecs	aptX-Adaptive, aptX, SBC
Supported Bluetooth Profiles	A2DP, AVRCP
Supported Audio Output	Optical /AUX
Optical Audio Format	PCM / LPCM
Operating Range	Up to 100ft / 30M

Rated Input	5V/500mA~2A
Product Dimensions	6.5cm x 5.5cm x 1.5cm
Compatible device	Bluetooth headphones & speakers, including AirPods, Bose, and more
Incompatible Devices	Certain models of hearing aids, including Philips HearLink
Low Latency Compatible Devices	Avantree Aria Pro, Aria Me, Audition 3, and more, including any aptX-Adaptive or aptX-Low Latency supporting devices
Compatible TVs:	TVs with Optical (TOSLINK) or 3.5mm AUX audio output ports
Not Compatible TVs:	TVs with only HDMI ARC/eARC or Bluetooth audio outputs

Setting Up Your Audikast

418P-3

Plug & Power

Connect to your TV’s audio output port and plug the Audikast into a power source, then turn it on.

418P-3

Pair

On first use, the Audikast will enter pairing mode automatically. Put your headphones in pairing mode as well to connect them.(Not just turn it on)

Key Success Tips 2

Key Success Tips 1

Please disable your phone's Bluetooth before starting the pairing process to prevent any interference.

in Pairing Mode

Key Success Tips 2

Make sure the headphones are in pairing mode - this solves 95% of setup problems.

Can Audikast 3 work with my TV?
The Audikast 3 works only with TVs that have optical (TOSLINK) or 3.5mm AUX audio output ports.
It does not support HDMI ARC/eARC, RCA-only, or Bluetooth-only TVs.
Before purchase, please check your TV’s audio output settings to ensure compatibility.
What devices is the Audikast 3 compatible with?
Works with TVs, computers, or audio systems that have optical (TOSLINK) or 3.5mm AUX output ports.
Transmits to Bluetooth headphones, earbuds, or speakers.
Not compatible with hearing aids, smartphones or other Bluetooth transmitters.
How do I pair my Bluetooth headphones with the Audikast 3?
1.Connect the Audikast 3 to your TV and a power source, and turn it on.
2.Put your headphones into pairing mode (not just power on).
3.Audikast 3 and headphones will auto pair. The pairing light on Audikast 3 will turn solid when pair is successful.
Why is there no sound from TV to my headphonse?
1. Check if the TV audio format is set to PCM. 2. Turn off Bluetooth on your phone and computer.
Can this product be updated in the future?
Yes. Firmware updates are available via our website to keep your device up to date with the latest features and fixes.

Comparison Table

	Avantree Audikast 3	Avantree Orbit Pro	Avantree Oasis Plus 2	Avantree Audikast 4
Customer Reviews	—	—	—	—
Price	—	—	—	—
Bluetooth Version	Bluetooth 5.3	Bluetooth 5.0	Bluetooth 5.3	Bluetooth 5.4
Transmitter / Receiver	Transmitter	Transmitter & Receiver	Transmitter	Transmitter
Audio Input	Optical /AUX	HDMI/Optical /AUX	Optical /AUX	Optical /AUX
Optical Volume Boost	+6dB	+5dB	+6dB	-
Dual Link to Connect 2 Devices	?	?	?	Auracast to many
aptX-Adaptive Codec Support	?	-	?	?

Yellow sticky note with 'Please Note!' handwritten in black, attached to a surface with a silver binder clip against a white background.

Before you buy, please note:

COMPATIBILITY NOTICE Only Works with TVs that have Optical (TOSLINK) or 3.5mm AUX audio outputs. Not compatible with HDMI ARC/eARC-only TVs.
Before Purchase: Confirm your TV has an Optical or AUX port.

418P-3

Stable Connection

Connect 2 headphones simultaneously and enjoy stable connections up to 100ft / 30m away.

Volume Controls

Adjust volume levels directly from the transmitter if desired.

Clear Indicators

Easily check your pairing, connection, and codec statuses with the intuitive LEDs.

Specifications

Bluetooth Version	v5.3
Bluetooth Chipset	QCC3056
Supported Audio Codecs	aptX-Adaptive, aptX, SBC
Supported Bluetooth Profiles	A2DP, AVRCP
Supported Audio Output	Optical /AUX
Optical Audio Format	PCM / LPCM
Operating Range	Up to 100ft / 30M
Rated Input	5V/500mA~2A
Product Dimensions	6.5cm x 5.5cm x 1.5cm
Compatible device	Bluetooth headphones & speakers, including AirPods, Bose, and more
Incompatible Devices	Certain models of hearing aids, including Philips HearLink
Low Latency Compatible Devices	Avantree Aria Pro, Aria Me, Audition 3, and more, including any aptX-Adaptive or aptX-Low Latency supporting devices
Compatible TVs:	TVs with Optical (TOSLINK) or 3.5mm AUX audio output ports
Not Compatible TVs:	TVs with only HDMI ARC/eARC or Bluetooth audio outputs

Setting Up Your Audikast

418P-3

Plug & Power

Connect to your TV’s audio output port and plug the Audikast into a power source, then turn it on.

418P-3

Pair

On first use, the Audikast will enter pairing mode automatically. Put your headphones in pairing mode as well to connect them.(Not just turn it on)

Key Success Tips 2

Key Success Tips 1

Please disable your phone's Bluetooth before starting the pairing process to prevent any interference.

in Pairing Mode

Key Success Tips 2

Make sure the headphones are in pairing mode - this solves 95% of setup problems.

Can Audikast 3 work with my TV?
The Audikast 3 works only with TVs that have optical (TOSLINK) or 3.5mm AUX audio output ports.
It does not support HDMI ARC/eARC, RCA-only, or Bluetooth-only TVs.
Before purchase, please check your TV’s audio output settings to ensure compatibility.
What devices is the Audikast 3 compatible with?
Works with TVs, computers, or audio systems that have optical (TOSLINK) or 3.5mm AUX output ports.
Transmits to Bluetooth headphones, earbuds, or speakers.
Not compatible with hearing aids, smartphones or other Bluetooth transmitters.
How do I pair my Bluetooth headphones with the Audikast 3?
1.Connect the Audikast 3 to your TV and a power source, and turn it on.
2.Put your headphones into pairing mode (not just power on).
3.Audikast 3 and headphones will auto pair. The pairing light on Audikast 3 will turn solid when pair is successful.
Why is there no sound from TV to my headphonse?
1. Check if the TV audio format is set to PCM. 2. Turn off Bluetooth on your phone and computer.
Can this product be updated in the future?
Yes. Firmware updates are available via our website to keep your device up to date with the latest features and fixes.

Comparison Table

Avantree Audikast 3	Avantree Orbit Pro	Avantree Oasis Plus 2	Avantree Audikast 4
Customer Reviews	Customer Reviews	Customer Reviews	Customer Reviews
—	—	—	—
Price	Price	Price	Price
—	—	—	—
Bluetooth Version	Bluetooth Version	Bluetooth Version	Bluetooth Version
Bluetooth 5.3	Bluetooth 5.0	Bluetooth 5.3	Bluetooth 5.4
Transmitter / Receiver	Transmitter / Receiver	Transmitter / Receiver	Transmitter / Receiver
Transmitter	Transmitter & Receiver	Transmitter	Transmitter
Audio Input	Audio Input	Audio Input	Audio Input
Optical /AUX	HDMI/Optical /AUX	Optical /AUX	Optical /AUX
Optical Volume Boost	Optical Volume Boost	Optical Volume Boost	Optical Volume Boost
+6dB	+5dB	+6dB	-
Dual Link to Connect 2 Devices	Dual Link to Connect 2 Devices	Dual Link to Connect 2 Devices	Dual Link to Connect 2 Devices
?	?	?	Auracast to many
aptX-Adaptive Codec Support	aptX-Adaptive Codec Support	aptX-Adaptive Codec Support	aptX-Adaptive Codec Support
?	-	?	?

Wireless Headphones for TV
Bluetooth Transmitters
FM Radio and Speakers
Who Are We?
Avantree is a global provider of niche wireless audio solutions that focus not just on "surviving," but thriving.
What Do We Do?
At Avantree, we create products that offer users unique audio experiences such as social listening options and customized hearing profiles. We aim to meet consumers right where they're at by designing devices that provide high-quality sound and satisfy user needs.
Why Do We Do It?
We believe that everyone deserves to enjoy and experience life to the fullest - even those without "perfect" hearing. We seek to create excellent products that cater to this belief.

Product information

Special Feature	1. aptX-Adaptive Support; 2. Advanced Qualcomm Quality; 3. Boosted OPT Volumes
Brand	Avantree
Connectivity Technology	Bluetooth 5.3, Wireless, Optical, AUX, RCA
Power Source	Corded Electric
Item Weight	0.16 Kilograms
Package Dimensions	7.2 x 4.49 x 1.22 inches
Item model number	BTTC-418-P-BLK
Date First Available	October 18, 2024
Manufacturer	Avantree

Additional Features

[POWERED BY QUALCOMM] With its advanced Qualcomm chipset, the Audikast 3 delivers clearer sound, stable connections, and improved battery life for connected devices all backed by Avantree's 20+ years of Bluetooth expertise.

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies

Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by Fegfrght Return Policy

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