Help Center
Set Up Procedure
Connecting to a TV
Step 1: Connect the TC417 to a power source using the Micro-USB cable we provided, and long-press the power button for about 3 seconds to power it ON.
Step 2: Make sure that the TX/RX switch is at the "TX" position.
The LED indicator should now...
Pairing with a Mobile Device
Step 1: Connect the TC417 to a power source using the Micro-USB cable we provided, and long-press the power button for about 3 seconds to power it ON.
Step 2: Make sure that the TX/RX switch is at the "RX" position.
The LED indicator should now...
Connecting to an AV Receiver
While TC417 CAN be used with most AV Receiver, please DO NOT PLUG THE TC417 INTO ANY OF THE RED / WHITE PORTS ON THE BACK OF A RECEIVER! This may permanently damage the product.
Step 1: Connect the TC417 to a power source using the Micro-USB cable we...
Connecting to a TV
Step 1: Connect the Oasis to a power source using the Micro-USB cable we provided, and flip the Power Switch to "Bluetooth."
Step 2: Flip the TX/RX switch to "TX" position.
Step 3: Pairing your Headphones / Speaker to Oasis.
Please refer to ...
Connecting to an AV Receiver
While Oasis CAN be used with most AV Receiver, please DO NOT PLUG THE OASIS INTO ANY OF THE RED / WHITE PORTS ON THE BACK OF A RECEIVER! This may permanently damage the product.
Step 1: Connect the Oasis to a power source using the Micro-USB cable we...
Pairing with a Bluetooth Headphone / Speaker
Audikast, BTTC-418-BLK, TC418, headphone, pairing with, connecting to, Bluetooth, speaker, devices, dual connection, two headphones, 2 speakers, reconnecting.
Connecting Two Headphones Simultaneously
Step 1: Pairing the First Device.
Please pair the first device to Audikast. If you're not sure how, you may either refer to THIS ARTICLE, or one of the Video Tutorials below.
Step 2: Getting the Audikast into Bluetooth Pairing Mode again.
Press &...
Reconnecting my Device to Audikast
There's no need to re-pair the Audikast each time.
The Audikast automatically reconnects to the MOST RECENTLY PAIRED device, given that both the Audikast and the device have been turned ON. It may take up to 20 seconds or so to reconnect, please be ...
Connecting to an AV Receiver
While the Audikast CAN be used with most AV Receiver, please DO NOT PLUG THE Audikast INTO ANY OF THE RED / WHITE PORTS ON THE BACK OF A RECEIVER! This may permanently damage the product.Step 1: Connect the Audikast to a power source using the Micro-...
Connecting to a Windows PC / Laptop
The Audikast transmitter supports Micro-USB digital audio input from your PC/Laptop. This delivers much better audio quality compared to the standard 3.5mm AUX port.
Step 1: Connect the Audikast to your PC/laptop.
Take the GRAY Micro-USB Cable that...
Basic & Advanced Functions
How to Use the Headphones Independently with Another Device
AS9S, BTHT-5009-BLK, HT5009, BTHT-4189-BLK, HT4189, BTHT-3189-BLK, HT3189, BTHT-DG59-BLK, DG59, BTHT-41899-BLK, HT41899how to, use headphones, Bluetooth pair, phone, tablet
How to Factory Reset / Clear Pairing History of the HT4189
BTHT-4189-BLK, HT4189, how to, reset, factory, clear pairing history, clean
How to Wear the Earbuds
NB16, BTHS-NB16-BLK, wearing the earbuds, eartips, sizing, fit
How to Factory Reset the NB16
NB16, BTHS-NB16-BLK, factory reset, clear pairing history, pairing issues, restore default settings
How to Factory Reset the SP850
SP850, BTSP-850-BLK, factory reset, clear pairing history, pairing issue, default settings, menu navigation
Buttons & Indicators
NB16, BTHS-NB16-BLK, led indicators, indications, flashing, red, blue, solid, steady
How to Factory Reset the CK10BS
CK11, BTCK-10BS-TTN, factory reset, clear pairing history, pairing issue, default setting, red led
How to Connect Two Mobile Devices Simultaneously to CK10BS
CK11, BTCK-10BS-TTN, two mobile devices, two phones, simultaneously, connecting two devices, dual link
How to Use a Micro SD Card
SP850, BTSP-850-BLK, micro sd card, music, listening, playing music, mp3, wav, wma, music formats, song order
Buttons & Indicators
CK11, BTCK-10BS-TTN, led indicator, indications, flashing, blue, red, lights, status of the car kit, mode, light up
Troubleshooting
DAC02 No Sound / Not Working / Static Noise
DAC02, OTHR-DAC02-SLR, troubleshooting, no sound, not working, static noise, audio cuts, broken, tv audio output, audio format, led indicator, power source
I can't adjust the volume on the headphones. How to fix?
BTHT-5009-BLK, HT5009, BTHT-4189-BLK, BTHT-3189-BLK, BTHT-DG59-BLK, volume, change, adjustment, headphone, optical, tv, remote control, Bluetooth
Connected to My Phone When I Don't Want It To
CK11, BTCK-10BS-TTN, troubleshooting, connected to my phone when i dont want it to, range too large, shorter range, stays connected, inside home, disconnect, phone bluetooth
How to Charge the Headphones
WSHT-280-BLK, HT280, charging, headphones, how to, led, tower, wireless, battery
USB Adapter Short Range / Static Noise / Audio Cuts
Leaf, DG50, BTDG-50-WGR, troubleshooting, short range, static nosie, audio cuts, dropped connection, choppy sound, bad sound quality, not smooth
Connected to My Phone When I Don't Want It To
CK11, BTCK-11-TTN, range, connection issue, troubleshooting, still connected, stays connected, phone range, inside home, disconnection
Priva No Sound / Not Working
Priva III, BTTC-318-BLK, Priva IIA, BTTC-318-CHP, Priva, No Sound, Not working, Not connected, doesn't work, TC318
DG40S Not Working / Not Recognized
DG40s, BTDG-40S-BLK, connecting to a windows pc, laptop, connecting to computer, bluetooth, plug in, usb
DG59 Not Working / Not Recognized by my Gaming Consoles
BTHT-DG59-BLK, DG59, not working, no sound, not recognized, gaming console, ps4, playstation 4, xbox, one, nintendo switch, troubleshoot, can't connect, doesn't pair
DG59 Headphones Can't Connect to the Transmitter
BTHT-DG59-BLK, DG59, troubleshoot, reconnect, Bluetooth, doesn't connect, no sound, not working, microphone, headphone, headset, can't pair
User FAQs
Why is the newest model AS90TA only BT version 4.2, but older model AS90T and AS90P is 5.0?
bluetooth version, 5.0, 4.2, new model, BT 4.2, BT 5.0, AS90TA, Aria Me, AS90P, Aria Pro, AS90T, Aria Podio.
How to Connect with TWO Devices at the Same Time
Alto Clair, Aria Me, Aria Podio, Aria Me, Audition Pro
How do I delete a Bluetooth device from the avantree oasis plus
You need to clear the pairing history by press and hold the + and - at the same time for 7 seconds until the device says 'pairing history cleared.'
I am using an Avantree headphone with mic. When I join a voice chat app like discord, I can't hear any other sounds from my computer through it. I can still hear the voice chat but I cannot hear any other PC sound. Is there any way that I can both be in the call and also hear other computer audio?
With most computer Bluetooth driver and default audio settings, you can hear either voice (under handsfree) or music (under stereo music profile).
To hear the music and voice at the same time, you can use the Avantree headphone with a USB audio adapter...
Can I Buy a Replacement Battery?
battery replacement, sp860,soundbyte
Where's the CD for the Driver?
BTDG-40S-BLK, DG40, driver, CD, bluesoleil
Can this Adapter/Dongle be Used with Mouse/Keyboard/Controller?
The answer is No.
This adapter is for AUDIO ONLY so you can only connect Headphones or Speakers or Audio Receivers to it for Audio Transmission.
If you'd like to connect Mouse/Keyboard/Controller, please see our other product DG45 or DG40S.
Can't Pick up Skype/Zoom Calls or Can Not Mute on my PC Using the Buttons on the Headphones
can not mute, can not pick up phone calls
Use Avantree Device with Discord
Discord No sound, how to use with discord, how to chat using discord, discord microphone not working
How to Use One Earphone?
Yes, you can. And it is quite simple.
Remove Left Bud ONLY, and Pair it with Device A
Remove Right Bud ONLY and Pair it with Device B
Remember which bud paired with which device
Use EACH individually with A / B. (Do NOT remove the two buds from the dock at the same time.)
Device Firmware Update (DFU)
Latest Firmware Upgrade (DFU) for Avantree Bluetooth Speaker/Earphone Torus(V1.0.6)
NB05, BTSP-NB05-BLK, Torus, mic, can't talk, mic not working, can't hear, not clear, muffled, low volume, low mic
DG60 Firmware Patch (V2.1) - For Using with Non Avantree BT Device supporting aptX LL & HD
dg60, aptx LL, LL, aptx hd
Firmware Update (DFU) for Aria Pro (AS90P) - V3.10 - Sidetone, Stereo-Mono, etc.
as90p,aria pro, solid red light, frozen, freeze, down,sidetone, mixer
Firmware Update for Aria Me (AS90TA)
dual beeps, as90ta, dual link，
Latest Firmware Upgrade (DFU) for Avantree Bluetooth TV set HT41899 (V1.10)
ht41899, lock, red headphones, can't reconnect, can't pair
Firmware Patch (DFU) for Opera (HT6190) - Improve Auto-reconnect to 2nd Headphones (v1.13)
ht6190, opera, dfu
Optional Patch for Oasis Plus (TC500P) - Get rid of "Crackling Noise" on aptX Low Latency Headphones
Firmware Version:
TC500P FS priority
Release Date:
October 19th, 2020
For Products:
Oasis Plus(TC500P)
Applicable LOT Number:
After (including) 20D2
Changelog:
FIXED Crakling Noise issue when...
Audikast Plus (TC418P) Firmware Patch - Fix "Crackling Noise" on aptX Low Latency Headphones
tc418p, audikast plus, noise, cracking, aptX LL
Optional Patch for DG80 - Can't switch DG80 to call mode with Avantree Aria me /NB05 (DfuToV1_16)
dg80
Latest Firmware Update (DFU) for Avantree Bluetooth Transmitter DG60 (V3.8)
dg60,dfu
Technical Knowledge
Different Bluetooth Codecs (Latency.)
aptx, latency, hd, LL, SBC, codec, LDAC, delay, sync up, lip delay, bad, Bluetooth, type, version, what is, what are, technology, comparison, difference
Comparison - AS9S (headphones in HT4189) vs. Audition pro
The Bluetooth transmitter is the Audikast and the Bluetooth headphones are the AS9S.
You can use the Audikast with other Bluetooth headsets but you may find some differences in the performance when compared to the AS9S. As an example here are some differences...
Comparison - Avantree Wireless Headphone and Transmitter Set
BTHT-3189-BLK, HT3189, BTHT-4189-BLK, HT4189, BTHT-4186-BLK, HT4186, BTHT-5006-BLK, HT5006, BTHT-5009-BLK, HT5009, transmitter set, headphones, headset, comparison, difference, what's the, wireless set
Performance Under Different Bluetooth Codecs
Audition Pro / AS9P supports aptX Low Latency as well as other Bluetooth audio formats.
When working with different type of Bluetooth devices (Cellphone, TV, Tablet, PC, Transmitter, etc.), the operation codecs are different, depending on what codec...
Comparison - Avantree Adapter
BTTC-318-BLK, TC318, Priva, Priva IIA, Priva III, BTTC-418-BLK, TC418, Audikast, BTTC-418P-BLK, TC418P, Audikast Plus, BTTC-417-BLK, TC417, BTTC-500-W, Oasis, TC500, BTTC-500P-GRY, TC500P, Oasis Plus, comparison, chart, table, what's the difference, adapter, transmitter, bluetooth
Comparison - 2017 batch vs. NEW 2018 batch
2017 version
NEW 2018 version
Android 8.0 Support
No
Yes
Support for previous / next track
No
Yes
Single earbud stereo sound
No
Yes
Speaker volume during call
Low
Higher
Sound from only 1 side even after "...
Comparison - Avantree True Wireless Earbuds
true wireless, truly wireless, earbuds, tws, BTHS-TWS109-BLK, TWS109, BTHS-TWS110-BLK, TWS110, TWS105, BTHS-TWS105-BLK, comparison table, chart, difference.
Compatible Devices
BTHT-4189-BLK, HT4189, audikast, compatible, tv, av receiver, sound system, compatibility, works with
Compatible Devices
HT5009, BTHT-5009-BLK, compatible, works with, compatibility, TV, av receiver, computer
Performance Under Different Bluetooth Codecs
Alto Clair, BTHS-AH6-TTN, AH6, codec, aptx-LL, aptx-HD, aptx, sbc, ldac, faststream, low latency, high definition,
General Information
SENNHEISER Headphones & Speakers
Sennheiser, HD, headphones, earphones, PXC550, 4.50 BTNC, wireless, Bluetooth, how to pair with Avantree, connect, momentum, true wireless, HD1 M2 AEBT
General Videos
1. Roku TV No Sound - How to Fix?
2. No Sound when watching Amazon Fire TV
How to Prevent WiFi and Bluetooth Interference
Bluetooth and Wi-Fi devices use the same radio frequencies to communicate, so, they often interfere with one another and are prone to interference from other devices operating on the same frequencies. Please try this simple fix:1. Switch off the internet...
What if the page indicates that “Shipping in this country is not available”, and you can’t place the order when making a payment?
You could use the country selector in the top right corner to choose your shipping country. If you are not able to find your country/region, we are afraid that we cannot ship to your country.
How long will the tracking number be available after shipping?
The tracking number for the orders will be notified by email within 1-3 working days after delivery. (Note: For some orders from the US, EU, UK, CA, AU, we are not able to provide a tracking number due to FBA shipment. It usually will take 3-5 business...
Can I change the delivery address?
You can not change the delivery address once you place the order unless cancel the current order and place a new order instead
Why is there not “Add To Cart” Button?
There won’t be an “Add To Cart” or “Buy Now” button on the page when the product is out of stock, and you can not place an order.
When will the out-of-stock products be available?
You can contact our support team support@avantree.com for the specific delivery time and know when will the out-of-stock products be available.
Unable to submit Product/Warranty registration or unsuccessful registration?
All products bought from avantree.com are automatically registered. For orders purchasing from other marketplaces, our support team will contact you and confirm your registration manually by email when you can’t register successfully.
Are there any promotions or discounts?
Generally, a new user can enjoy discounts after registration. If we have any promotion campaigns, you could find it easily on our home page.
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