4GS (BTHS-4GS) User Manual (English)

User manual (English)

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Avantree 4GS User Manual

Smart Bluetooth Headset

 

1. Product overview

 

2. Accessories

NOTE: All accessories are also available on avantree.com

 

3. Pairing / Connecting

Step 1 Ensure the headset is off.

Step 2 Press and hold the multi-function button for about 7 seconds until LED blinks BLUE and RED alternately.

Step 3 Activate Bluetooth on your phone, and set it to search for new devices.

Step 4 Select “Avantree 4GS”. If necessary, enter passkey 0000/accept
connection.

Once paired and connected, the headset will automatically connect to your phone whenever you turn the headset on again, provided it is in range.

The headset will automatically switch itself off if disconnected for about 30 minutes.

 

4. Multipoint – Connect with two phones simultaneously

Step 1 Pair and connect headset with the first phone as above.

Step 2 Pair and connect headset with the second phone as above.

Step 3 Turn headset off and on again, it will automatically search and connect with the last two paired phones.

 

5. How to use

MFB button Power on

Press and hold the MFB for 3 seconds

until blue LED flashes 3 times

MFB button Power of Press and hold the MFB for 3 seconds
until red LED flashes twice
MFB button Answer a call Press MFB once
MFB button End a cal Press MFB once
MFB button Reject a call Press and hold MFB for 3 seconds
MFB button Re-dialing Double click MFB
MFB button Voice dial / Voice command
(phone feature)
Press MFB once
MFB button Get into pairing mode Press and hold MFB until the LED
blinks alternatively RED and BLUE
Volume up Press + button once
Volume down Press - button once

 

6. How to charge

When the battery power is low, the LED will flash red and an audible prompt is given every 15 seconds. Please charge the headphones via the supplied USB to AC adapter or PC USB port. It normally takes about 3 hours to fully charge the battery. The LED will stay red when charging and will turn off when charging is complete.

Note: AC adapter requirement 5V / 500mA-2A.

 

7. Product specification

• Bluetooth compliance: Bluetooth 3.0
• Operating frequency band: 2.4GSHz ~ 2.48GHz unlicensed ISM band
• Operation range: Class 2, up to 10 meters
• Support profiles: HSP, HFP and A2DP profile
• Built-in speaker and microphone
• Stand-by time: up to 120 hours
• Talk time: up to 5 hours
• Battery charging Time: about 2~3 hours
• Charger voltage / current: DC5.0V 500mA~2A
• Battery type: Rechargeable lithium battery
• Dimensions: 49 x 20 x 16mm
• Weight: 8.0g

Note: The talk time, music time and standby time may vary when used with different mobile phones or other compatible Bluetooth devices, usage settings, usage styles, music formats and environments.

For more FAQ information, please refer to support.avantree.com

 

 

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