Avantree AS90C - User Manual

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Make sure that the Opera (transmitter and headphones) have connected - The LED
indicator on the headphone will turn SOLID BLUE. Follow the below steps to add the
2nd headphone:
Add a 2 Pair of Headphones to Opera
nd
1. Enter the transmitter (dock) into PAIRING MODE manually – Slide & hold the Mode
switch at “PAIR” position until the Indicator starts ashing
RED & BLUE.
2. Enter the 2nd pair of AS90C headphones into Bluetooth PAIRING MODE- Slide the
power switch on the Headphone to “ON” to turn it on. Next, slide & hold the power
switch at “PAIR” until the Indicator starts ashing
RED & BLUE; you’ll hear “Pairing”
in the headphones.
Keep the devices close to each other and wait. Once connected, the LED indicators
on the transmitter and the two headphones will all turn
SOLID BLUE.
Use Guide
Avantree AS90C
Model: BTHS-AS90-C
Z-PKQG-AS90C-V0
Any questions? Contact:
Support@avantree.com
Self-service Support:
•
More FAQs on support.avantree.com
• 100+ Step by step video Guide – youtube.com/avantree/playlists
Telephone Support (Mon-Fri):
• USA / CANADA +1 800 232 2078 (EN, PST 9am-5pm)
• EU / Asia telephone No. refer to http: //www.avantree.com/contact-us
(Response Time: 1 working day)
3. RECONNECT: For your next use, please turn the original Opera Headphone on rst;
once it’s connected, you may turn on the second pair of AS90C headphones and
click the button once to reconnect.
For more detailed instructions, please visit support.avantree.com.

Summary

Pairing Additional Headphones

Enter Transmitter Pairing Mode

Manually activate the transmitter's pairing mode by sliding and holding the Mode switch.

Enter Headphone Pairing Mode

Turn on and slide the headphone power switch to PAIR for Bluetooth pairing.

Reconnect Headphones

Steps to turn on the original headphone first, then the second to reconnect.

Support and Contact

Contact information and self-service support resources for user assistance.

Safety and Warnings

General Safety Precautions

Essential safety guidelines for operating the product.

Charging and Battery Safety

Guidelines and warnings related to charging the device and battery care.

Product Care and Usage

Recommendations for maintaining the product and ensuring safe usage.

Disposal and Environmental Notes

Information on proper disposal and environmental considerations.

Avantree AS90C Specifications

General

Type	Over-ear
Driver Size	40mm
Impedance	32Ω
Frequency Response	20Hz - 20kHz
Bluetooth Version	5.0
Battery Capacity	500mAh
Play Time	30 hours
Charging Time	2 hours
Active Noise Cancellation (ANC)	Yes
Microphone	Yes
Foldable	Yes
Noise Cancellation	Yes
Battery Life	30 hours
Connectivity	Bluetooth, Wired
Wireless Range	Up to 10m/33ft