Avantree BTHS-AS90 Service Manual
User Manual
Stereo Wireless ANC Headphones
BTHS-AS90
Product Overview ·······················································································································································································1
Product specication ·················································································································································································1
Basic Operation ····························································································································································································1
LED indicator ·································································································································································································2
Activate noise cancellation (ANC) ·························································································································································2
Connect to a Bluetooth device ·······························································································································································3
Reconnect to Bluetooth device ······························································································································································3
One-touch connection (NFC) ·································································································································································· 3
Using as a wired headphone ···································································································································································4
Charging ·········································································································································································································4
Clear the headphones pairing history ················································································································································· 5
Troubleshooting ··························································································································································································5
Product Overview
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Product specication
• Bluetooth version: V4.1
• Support proles: HFP, HSP, A2DP, AVRCP
• Supported audio format(s): SBC, aptX, aptX-LL, aptX-HD
• Driver diameter: 40mm
• Impedance: 32ohm
• Frequency response: 20Hz-20KHz
• Eective range: Line of sight approx. 30 ft (10 m)
• Working time: Up to 35 hours music time
• Charging time: approx. 2 hours
• Ear pads inner diameter: 6cm (length)* 3.7cm(width)
• Ear pads outer diameter: 9.5cm (length)* 7.5cm(width)
• Product weight: 230g
Please read this User Guide carefully and keep it handy
For more AS90 product information please see support.avantree.com or search “AS90”
or “Avantree Aria” on www.avantree.com
Basic Operation
General function
Power On Slide the power switch towards middle
Power O Slide the power switch towards
Activate/ deactivate smart voice assistant Press once (wireless connected, non-calling status)
Voice prompts o / on
Press and hold both and for 1s to deactivate voice
prompts
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Music Control >
Play / Pause music Press once
Volume up / down Press / once
Next / Previous track Hold / for 2s
Call Control >
Answer / End a call Press once
Reject a call Hold for 2s with a call coming-in
Last number redial Press twice
Mic mute on / o
On the headset - Press once during an active call
On boom mic –Mute on / Mute o
LED indicator
Working Status LED indicator
ANC ON ANC indicator* shows GREEN
ANC OFF ANC indicator* turns OFF
Pairing Mode Blinks BLUE & RED alternately
Connected Blinks BLUE once every 5s
Reconnecting Blinks BLUE once every 1s
Disconnected Blinks BLUE once every 2s
Low battery Blinks RED once every 10s
Play audio in SBC Codec Blinks BLUE once every 5s
Activate noise cancellation (ANC)
After power ON, slide ANC switch to “ANC” to activate the ANC function. The ANC LED light will turn GREEN.
Slide ANC switch opposite to “ANC” to deactivate ANC function, the ANC LED will turn o.
Note:
• You will NOT be able to use the ANC function when the headphones’ battery is low.
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• If you want to use the ANC function in wired mode, please power ON the headphones rst.
Connect to a Bluetooth device
• Enter headphones into PAIRNG MODE - Slide the power switch to position and hold for 3s until the LED
ashes BLUE and RED alternately.
• On your mobile device – Turn on Bluetooth and select “Avantree AS90” to connect. If you are using a Bluetooth
transmitter, please enter your transmitter into PAIRING MODE (please refer to your transmitter’s user manual).
Reconnect to Bluetooth device
Normally, once powered on, the headphones will reconnect to the last connected device automatically within
5-10 seconds.
If it doesn’t, please slide the Power Switch to position ONCE ,
OR select “Avantree AS90” from your device to connect manually. (If you’re using a Bluetooth transmitter, please
refer its user manual to reconnect)
One-touch connection (NFC)
NFC
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• Turn on the NFC function on your Android smartphone (Android 4.1 or later) and ensure that the screen is
active and unlocked.
• Power on the headset, keep touching the smart phone with the headphones “N” Mark until the smart phone
reacts.
• Follow the on-screen instructions to complete the pairing and connection. When the headset has been
connected to the smart phone, you’ll hear voice prompt “connected.”
Using as a wired headphone
You may use the supplied 3.5mm audio cable to connect to a non-Bluetooth device.
Note: The control buttons, the built-in mic, and the detachable boom mic DOES NOT work in wired mode.
Note: If you wish to use the ANC function in wired mode, please turn on the headphones rst.
Charging
When the LED starts blinking RED once every 10s, or when you hear “beep” / prompts sound, you should
recharge your headphones. Please plug it into a USB wall charger (DC 5V / 0.5-2A) or a powered USB port via the
micro USB cable that we provided.
Normally it takes 2 hours to fully recharge. The LED indicator on the headphones will remain RED while charging
and automatically turn o when the charging is complete.
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Clear the headphones pairing history
Turn on the headset (Non-calling Status.) Press and hold both and for 5 seconds until the LED blinks
PINK for 2 seconds. Now the pairing history has been cleared. The headphones will enter PAIRING MODE
automatically (LED blinks Blue and Red alternately) and you’ll be able to pair it with the target Bluetooth device
again.
Troubleshooting
No sound with PC?
• Set Avantree AS90 as the default device or output device on the PC.
• When using AS90 to make VOIP calls through apps, please set AS90 Hands-Free as Microphone and Speakers
device.
No sound with Bluetooth transmitter when watching TV?
• Ensure Bluetooth transmitter and headphones are connected properly.
• Check to ensure audio source is functioning properly
- AUX & RCA output on TV – test with wired headphones
- OPT output on TV – Set audio format to “PCM/LPCM” or turno Dolby/DTS
• Change your TV audio out setting to “External speakers /Headset.”
Headphones do not pair with Bluetooth device?
• Ensure that the AS90 is in Pairing mode – LED ashing BLUE and RED alternately.
• For Bluetooth transmitters, please ensure that the transmitter is in Pairing mode – you may refer to its user
manual.
• For Smart phones, tablets and PC
• Turn the Bluetooth o and then on again.
• Delete “Avantree AS90” headphones from your device’s Bluetooth list and try to pair again.
• Clear the headphone’s pairing history and pair again.
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User Manual
Stereo Wireless ANC Headphones
BTHS-AS90
Vue d’ensemble du produit ····································································································································································· 1
Spécication du produit ···········································································································································································1
Fonctions de base ·······················································································································································································1
Indications LED ····························································································································································································2
Réduction de bruit active (ANC) ····························································································································································2
Connexion à un équipement Bluetooth ·············································································································································3
Reconnexionà un équipement Bluetooth ··········································································································································3
Connexion par proximité (NFC) ·····························································································································································3
Utilisation du casque en laire ·······························································································································································4
Recharge de la batterie ·············································································································································································4
Eacer l’historique d’appairage ·····························································································································································5
Dépannage ····································································································································································································5
Vue d’ensemble du produit
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Spécication du produit
• Version Bluetooth: V4.1
• Prolssupportés: HFP, HSP, A2DP, AVRCP
• Formats audio supportés: SBC, FastStream
• Diamètre haut-parleur: 40mm
• Impédance: 32ohm
• Réponse en fréquence: 20Hz-20KHz
• Eective range: Line of sightapprox. 30 ft (10 m)
• Autonomie: jusqu’à 35 h de musique
• Temps de charge: approx. 2 h
• Diamètreint. coussinets: 6cm (longueur)* 3.7cm(largeur)
• Diamètreext. coussinets: 9.5cm (longueur)* 7.5cm(largeur)
• Poids du produit: 230g
Veuillez lire attentivement ce guide utilisateur et le garder à portée de main
Pour plus d'informations sur le produit AS90, consultez le site support.avantree.com ou
recherchez «AS90» ou «Avantree Aria» vie notre site www.avantree.com
Fonctions de base
Fonctions générales
Marche Faites glisser le commutateur d'alimentation vers le milieu
Arrêt Faites glisser le commutateur d'alimentation vers
Activer/Désactiverl’assistant vocal Appuyer 1x (connecté via sans l, aucun appel en cours)
Désactiver/ Activer les vocalises
Appuyez et maintenez les boutons et 1spour désactiver les
vocalises
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Contrôle de la musique>
Lecture / Pause Appuyer 1x
Volume + / - Appuyer / 1x
Piste suivante / précédente Maintenez / 2s
Contrôle des appels>
Prise / Fin d’appel Appuyer 1x
Rejet d’appel Maintenez 2s lors d’un appel entrant
Recomposer dernier numéro Appuyer 2x
Marche/Arrêt Micro
Sur le casque - Appuyer 1x durant un appel
Sur le micro déporté– Arrêt micro / Micro en marche
Indications LED
Statut LED indicator
ANC en marche L’indicateur* ANC est au VERT
ANC à l’arrêt L’indicateur* ANC est éteint
En appairage Clignotement BLEU & ROUGE alternatif
Connecté Clignotement BLEU 1x toutes les 5s
Reconnexion Clignotement BLEU 1x toutes les 1s
Déconnecté Clignotement BLEU 1x toutes les 2s
Batterie faible Clignotement ROUGE 1x toutes les 10s
Transmissionvia codec SBC Clignotement BLEU 1x toutes les 5s
Réduction de bruit active (ANC)
Après la mise en marche du casque, basculez le bouton ANC vers “ANC” pour activer la fonction de réduction
de bruit active. La LED ANC s’allume en VERT. Basculez le bouton ANC à l’opposé de “ANC” pour désactiver la
fonction de réduction de bruit active (la LED ANC s’éteindra).
Remarques:
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• Lorsque les batteries sont épuisées, la fonction ANC ne peut pas être utilisée.
• Si vous souhaitez proter de la fonction ANC en connexion laire, le casque audio doit être allumé
(allumez d’abord le casque audio puis activez la fonction).
Connexion à un équipement Bluetooth
• Mettez votre casque en APPAIRAGE–Glissez le bouton d’alimentation vers position et maintenez-le 3s
jusqu’à voir la LED clignoter BLEU et ROUGE alternativement.
• Sur votre équipement mobile – Activez le Bluetooth puissélectionnez “Avantree AS90” pour s’y connecter.Si
vous utilisez un transmetteur Bluetooth, veuillez le mettre en APPAIRAGE (consultez son manuel pour plus de
détails).
Reconnexionà un équipement Bluetooth
Normalement, une fois mis en marche, le casque se reconnectera automatiquement au dernier équipement
connu dans les 5-10 secondes.
Dans le cas contraire, glissez 1x le bouton d’alimentation vers ,
OU selectionnez “Avantree AS90” depuis votre équipement pour faire une connexion manuelle. (Dans le cas d’un
transmetteur Bluetooth, consultez son mode d’emploi pour opérer une reconnexion)
Connexion par proximité (NFC)
NFC
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